Home / 42,851,178.78-59,134,974.12-23,272,207.32

Finding the Fourth Proportional to 42,851,178.78, 59,134,974.12 and 23,272,207.32

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Solution

The fourth proportional to 42,851,178.78, 59,134,974.12 and 23,272,207.32 is: 32,115,834.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,851,178.78 : 59,134,974.12 = 23,272,207.32 : x
  2. Step 2: Convert to fraction form
    42,851,178.78/59,134,974.12 = 23,272,207.32/x
  3. Step 3: Cross multiply
    42,851,178.78x = 59,134,974.12 × 23,272,207.32
  4. Step 4: Simplify right side
    42,851,178.78x = 1,376,201,377,583,474.50
  5. Step 5: Solve for x
    x = 1,376,201,377,583,474.50/42,851,178.78
  6. Step 6: Final answer
    x = 32,115,834.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.