Home / 57,020,384.84-78,687,165.30-32,240,188.76

Finding the Fourth Proportional to 57,020,384.84, 78,687,165.30 and 32,240,188.76

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Solution

The fourth proportional to 57,020,384.84, 78,687,165.30 and 32,240,188.76 is: 44,490,914.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,020,384.84 : 78,687,165.30 = 32,240,188.76 : x
  2. Step 2: Convert to fraction form
    57,020,384.84/78,687,165.30 = 32,240,188.76/x
  3. Step 3: Cross multiply
    57,020,384.84x = 78,687,165.30 × 32,240,188.76
  4. Step 4: Simplify right side
    57,020,384.84x = 2,536,889,062,261,322
  5. Step 5: Solve for x
    x = 2,536,889,062,261,322/57,020,384.84
  6. Step 6: Final answer
    x = 44,490,914.42

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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.