Home / 71,453,474.62-98,569,438.45-46,688,139.88

Finding the Fourth Proportional to 71,453,474.62, 98,569,438.45 and 46,688,139.88

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Solution

The fourth proportional to 71,453,474.62, 98,569,438.45 and 46,688,139.88 is: 64,405,877.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,453,474.62 : 98,569,438.45 = 46,688,139.88 : x
  2. Step 2: Convert to fraction form
    71,453,474.62/98,569,438.45 = 46,688,139.88/x
  3. Step 3: Cross multiply
    71,453,474.62x = 98,569,438.45 × 46,688,139.88
  4. Step 4: Simplify right side
    71,453,474.62x = 4,602,023,730,246,651
  5. Step 5: Solve for x
    x = 4,602,023,730,246,651/71,453,474.62
  6. Step 6: Final answer
    x = 64,405,877.46

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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.