Home / 10,032,000.40-15,048,000.60-7,218,643.60

Finding the Fourth Proportional to 10,032,000.40, 15,048,000.60 and 7,218,643.60

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Solution

The fourth proportional to 10,032,000.40, 15,048,000.60 and 7,218,643.60 is: 10,827,965.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,032,000.40 : 15,048,000.60 = 7,218,643.60 : x
  2. Step 2: Convert to fraction form
    10,032,000.40/15,048,000.60 = 7,218,643.60/x
  3. Step 3: Cross multiply
    10,032,000.40x = 15,048,000.60 × 7,218,643.60
  4. Step 4: Simplify right side
    10,032,000.40x = 108,626,153,223,986.16
  5. Step 5: Solve for x
    x = 108,626,153,223,986.16/10,032,000.40
  6. Step 6: Final answer
    x = 10,827,965.40

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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.