Home / 56,165,430.30-84,248,145.45-47,662,374.30

Finding the Fourth Proportional to 56,165,430.30, 84,248,145.45 and 47,662,374.30

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Solution

The fourth proportional to 56,165,430.30, 84,248,145.45 and 47,662,374.30 is: 71,493,561.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,165,430.30 : 84,248,145.45 = 47,662,374.30 : x
  2. Step 2: Convert to fraction form
    56,165,430.30/84,248,145.45 = 47,662,374.30/x
  3. Step 3: Cross multiply
    56,165,430.30x = 84,248,145.45 × 47,662,374.30
  4. Step 4: Simplify right side
    56,165,430.30x = 4,015,466,642,518,742
  5. Step 5: Solve for x
    x = 4,015,466,642,518,742/56,165,430.30
  6. Step 6: Final answer
    x = 71,493,561.45

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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.