Home / 42,026,576.78-62,980,606.13-19,845,052.04

Finding the Fourth Proportional to 42,026,576.78, 62,980,606.13 and 19,845,052.04

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Solution

The fourth proportional to 42,026,576.78, 62,980,606.13 and 19,845,052.04 is: 29,739,595.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,026,576.78 : 62,980,606.13 = 19,845,052.04 : x
  2. Step 2: Convert to fraction form
    42,026,576.78/62,980,606.13 = 19,845,052.04/x
  3. Step 3: Cross multiply
    42,026,576.78x = 62,980,606.13 × 19,845,052.04
  4. Step 4: Simplify right side
    42,026,576.78x = 1,249,853,406,218,819.25
  5. Step 5: Solve for x
    x = 1,249,853,406,218,819.25/42,026,576.78
  6. Step 6: Final answer
    x = 29,739,595.80

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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.