Home / 60,698,723.60-91,048,085.40-54,321,431.60

Finding the Fourth Proportional to 60,698,723.60, 91,048,085.40 and 54,321,431.60

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Solution

The fourth proportional to 60,698,723.60, 91,048,085.40 and 54,321,431.60 is: 81,482,147.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,698,723.60 : 91,048,085.40 = 54,321,431.60 : x
  2. Step 2: Convert to fraction form
    60,698,723.60/91,048,085.40 = 54,321,431.60/x
  3. Step 3: Cross multiply
    60,698,723.60x = 91,048,085.40 × 54,321,431.60
  4. Step 4: Simplify right side
    60,698,723.60x = 4,945,862,343,367,059
  5. Step 5: Solve for x
    x = 4,945,862,343,367,059/60,698,723.60
  6. Step 6: Final answer
    x = 81,482,147.40

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.