Home / 93,731,474.16-129,347,989.56-52,479,842.76

Finding the Fourth Proportional to 93,731,474.16, 129,347,989.56 and 52,479,842.76

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Solution

The fourth proportional to 93,731,474.16, 129,347,989.56 and 52,479,842.76 is: 72,421,374.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,731,474.16 : 129,347,989.56 = 52,479,842.76 : x
  2. Step 2: Convert to fraction form
    93,731,474.16/129,347,989.56 = 52,479,842.76/x
  3. Step 3: Cross multiply
    93,731,474.16x = 129,347,989.56 × 52,479,842.76
  4. Step 4: Simplify right side
    93,731,474.16x = 6,788,162,153,430,921
  5. Step 5: Solve for x
    x = 6,788,162,153,430,921/93,731,474.16
  6. Step 6: Final answer
    x = 72,421,374.08

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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.