Home / 9,249,717.20-13,874,575.80-9,107,999.60

Finding the Fourth Proportional to 9,249,717.20, 13,874,575.80 and 9,107,999.60

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Solution

The fourth proportional to 9,249,717.20, 13,874,575.80 and 9,107,999.60 is: 13,661,999.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,249,717.20 : 13,874,575.80 = 9,107,999.60 : x
  2. Step 2: Convert to fraction form
    9,249,717.20/13,874,575.80 = 9,107,999.60/x
  3. Step 3: Cross multiply
    9,249,717.20x = 13,874,575.80 × 9,107,999.60
  4. Step 4: Simplify right side
    9,249,717.20x = 126,369,630,836,569.69
  5. Step 5: Solve for x
    x = 126,369,630,836,569.69/9,249,717.20
  6. Step 6: Final answer
    x = 13,661,999.40

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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.