Home / 31,566,385.97-47,349,018.08-10,000,427.16

Finding the Fourth Proportional to 31,566,385.97, 47,349,018.08 and 10,000,427.16

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Solution

The fourth proportional to 31,566,385.97, 47,349,018.08 and 10,000,427.16 is: 15,000,463.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,566,385.97 : 47,349,018.08 = 10,000,427.16 : x
  2. Step 2: Convert to fraction form
    31,566,385.97/47,349,018.08 = 10,000,427.16/x
  3. Step 3: Cross multiply
    31,566,385.97x = 47,349,018.08 × 10,000,427.16
  4. Step 4: Simplify right side
    31,566,385.97x = 473,510,406,571,601.38
  5. Step 5: Solve for x
    x = 473,510,406,571,601.38/31,566,385.97
  6. Step 6: Final answer
    x = 15,000,463.06

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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.