Home / 25,920,098.40-38,880,147.60-9,963,746.40

Finding the Fourth Proportional to 25,920,098.40, 38,880,147.60 and 9,963,746.40

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Solution

The fourth proportional to 25,920,098.40, 38,880,147.60 and 9,963,746.40 is: 14,945,619.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,920,098.40 : 38,880,147.60 = 9,963,746.40 : x
  2. Step 2: Convert to fraction form
    25,920,098.40/38,880,147.60 = 9,963,746.40/x
  3. Step 3: Cross multiply
    25,920,098.40x = 38,880,147.60 × 9,963,746.40
  4. Step 4: Simplify right side
    25,920,098.40x = 387,391,930,680,968.69
  5. Step 5: Solve for x
    x = 387,391,930,680,968.69/25,920,098.40
  6. Step 6: Final answer
    x = 14,945,619.60

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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.