Home / 9,572,014.80-14,358,022.20-7,871,403.60

Finding the Fourth Proportional to 9,572,014.80, 14,358,022.20 and 7,871,403.60

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Solution

The fourth proportional to 9,572,014.80, 14,358,022.20 and 7,871,403.60 is: 11,807,105.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,572,014.80 : 14,358,022.20 = 7,871,403.60 : x
  2. Step 2: Convert to fraction form
    9,572,014.80/14,358,022.20 = 7,871,403.60/x
  3. Step 3: Cross multiply
    9,572,014.80x = 14,358,022.20 × 7,871,403.60
  4. Step 4: Simplify right side
    9,572,014.80x = 113,017,787,633,959.91
  5. Step 5: Solve for x
    x = 113,017,787,633,959.91/9,572,014.80
  6. Step 6: Final answer
    x = 11,807,105.40

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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.