Home / 42,136,205.76-63,204,308.64-11,844,068.76

Finding the Fourth Proportional to 42,136,205.76, 63,204,308.64 and 11,844,068.76

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Solution

The fourth proportional to 42,136,205.76, 63,204,308.64 and 11,844,068.76 is: 17,766,103.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,136,205.76 : 63,204,308.64 = 11,844,068.76 : x
  2. Step 2: Convert to fraction form
    42,136,205.76/63,204,308.64 = 11,844,068.76/x
  3. Step 3: Cross multiply
    42,136,205.76x = 63,204,308.64 × 11,844,068.76
  4. Step 4: Simplify right side
    42,136,205.76x = 748,596,177,460,422.12
  5. Step 5: Solve for x
    x = 748,596,177,460,422.12/42,136,205.76
  6. Step 6: Final answer
    x = 17,766,103.14

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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.