Home / 37,691,129.52-56,548,044.81-13,426,889.40

Finding the Fourth Proportional to 37,691,129.52, 56,548,044.81 and 13,426,889.40

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Solution

The fourth proportional to 37,691,129.52, 56,548,044.81 and 13,426,889.40 is: 20,144,377.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,691,129.52 : 56,548,044.81 = 13,426,889.40 : x
  2. Step 2: Convert to fraction form
    37,691,129.52/56,548,044.81 = 13,426,889.40/x
  3. Step 3: Cross multiply
    37,691,129.52x = 56,548,044.81 × 13,426,889.40
  4. Step 4: Simplify right side
    37,691,129.52x = 759,264,343,450,114.12
  5. Step 5: Solve for x
    x = 759,264,343,450,114.12/37,691,129.52
  6. Step 6: Final answer
    x = 20,144,377.55

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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.