Home / 15,387,618.90-23,081,428.35-15,163,670.10

Finding the Fourth Proportional to 15,387,618.90, 23,081,428.35 and 15,163,670.10

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Solution

The fourth proportional to 15,387,618.90, 23,081,428.35 and 15,163,670.10 is: 22,745,505.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,387,618.90 : 23,081,428.35 = 15,163,670.10 : x
  2. Step 2: Convert to fraction form
    15,387,618.90/23,081,428.35 = 15,163,670.10/x
  3. Step 3: Cross multiply
    15,387,618.90x = 23,081,428.35 × 15,163,670.10
  4. Step 4: Simplify right side
    15,387,618.90x = 349,999,164,936,187.38
  5. Step 5: Solve for x
    x = 349,999,164,936,187.38/15,387,618.90
  6. Step 6: Final answer
    x = 22,745,505.15

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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.