Home / 56,063,398.56-77,349,373.92-31,279,567.20

Finding the Fourth Proportional to 56,063,398.56, 77,349,373.92 and 31,279,567.20

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Solution

The fourth proportional to 56,063,398.56, 77,349,373.92 and 31,279,567.20 is: 43,155,695.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,063,398.56 : 77,349,373.92 = 31,279,567.20 : x
  2. Step 2: Convert to fraction form
    56,063,398.56/77,349,373.92 = 31,279,567.20/x
  3. Step 3: Cross multiply
    56,063,398.56x = 77,349,373.92 × 31,279,567.20
  4. Step 4: Simplify right side
    56,063,398.56x = 2,419,454,939,408,567.50
  5. Step 5: Solve for x
    x = 2,419,454,939,408,567.50/56,063,398.56
  6. Step 6: Final answer
    x = 43,155,695.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.