Home / 71,792,005.60-107,688,008.40-26,338,693.60

Finding the Fourth Proportional to 71,792,005.60, 107,688,008.40 and 26,338,693.60

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Solution

The fourth proportional to 71,792,005.60, 107,688,008.40 and 26,338,693.60 is: 39,508,040.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,792,005.60 : 107,688,008.40 = 26,338,693.60 : x
  2. Step 2: Convert to fraction form
    71,792,005.60/107,688,008.40 = 26,338,693.60/x
  3. Step 3: Cross multiply
    71,792,005.60x = 107,688,008.40 × 26,338,693.60
  4. Step 4: Simplify right side
    71,792,005.60x = 2,836,361,457,641,826.50
  5. Step 5: Solve for x
    x = 2,836,361,457,641,826.50/71,792,005.60
  6. Step 6: Final answer
    x = 39,508,040.40

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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.