Home / 42,644,923.12-63,952,417.50-11,931,249.16

Finding the Fourth Proportional to 42,644,923.12, 63,952,417.50 and 11,931,249.16

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Solution

The fourth proportional to 42,644,923.12, 63,952,417.50 and 11,931,249.16 is: 17,892,686.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,644,923.12 : 63,952,417.50 = 11,931,249.16 : x
  2. Step 2: Convert to fraction form
    42,644,923.12/63,952,417.50 = 11,931,249.16/x
  3. Step 3: Cross multiply
    42,644,923.12x = 63,952,417.50 × 11,931,249.16
  4. Step 4: Simplify right side
    42,644,923.12x = 763,032,227,576,844.25
  5. Step 5: Solve for x
    x = 763,032,227,576,844.25/42,644,923.12
  6. Step 6: Final answer
    x = 17,892,686.20

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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.