Home / 42,607,564.16-63,914,036.73-18,010,904.30

Finding the Fourth Proportional to 42,607,564.16, 63,914,036.73 and 18,010,904.30

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Solution

The fourth proportional to 42,607,564.16, 63,914,036.73 and 18,010,904.30 is: 27,017,493.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,607,564.16 : 63,914,036.73 = 18,010,904.30 : x
  2. Step 2: Convert to fraction form
    42,607,564.16/63,914,036.73 = 18,010,904.30/x
  3. Step 3: Cross multiply
    42,607,564.16x = 63,914,036.73 × 18,010,904.30
  4. Step 4: Simplify right side
    42,607,564.16x = 1,151,149,598,970,715
  5. Step 5: Solve for x
    x = 1,151,149,598,970,715/42,607,564.16
  6. Step 6: Final answer
    x = 27,017,493.76

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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.