Home / 57,272,267.56-79,035,742.10-31,518,155.56

Finding the Fourth Proportional to 57,272,267.56, 79,035,742.10 and 31,518,155.56

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Solution

The fourth proportional to 57,272,267.56, 79,035,742.10 and 31,518,155.56 is: 43,495,061.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,272,267.56 : 79,035,742.10 = 31,518,155.56 : x
  2. Step 2: Convert to fraction form
    57,272,267.56/79,035,742.10 = 31,518,155.56/x
  3. Step 3: Cross multiply
    57,272,267.56x = 79,035,742.10 × 31,518,155.56
  4. Step 4: Simplify right side
    57,272,267.56x = 2,491,060,814,307,841
  5. Step 5: Solve for x
    x = 2,491,060,814,307,841/57,272,267.56
  6. Step 6: Final answer
    x = 43,495,061.75

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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.