Home / 15,563,356.90-23,348,534.55-4,781,155.30

Finding the Fourth Proportional to 15,563,356.90, 23,348,534.55 and 4,781,155.30

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Solution

The fourth proportional to 15,563,356.90, 23,348,534.55 and 4,781,155.30 is: 7,172,807.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,563,356.90 : 23,348,534.55 = 4,781,155.30 : x
  2. Step 2: Convert to fraction form
    15,563,356.90/23,348,534.55 = 4,781,155.30/x
  3. Step 3: Cross multiply
    15,563,356.90x = 23,348,534.55 × 4,781,155.30
  4. Step 4: Simplify right side
    15,563,356.90x = 111,632,969,710,965.61
  5. Step 5: Solve for x
    x = 111,632,969,710,965.61/15,563,356.90
  6. Step 6: Final answer
    x = 7,172,807.92

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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.