Home / 69,581,572.34-96,019,939.17-38,643,734.52

Finding the Fourth Proportional to 69,581,572.34, 96,019,939.17 and 38,643,734.52

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Solution

The fourth proportional to 69,581,572.34, 96,019,939.17 and 38,643,734.52 is: 53,326,892.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,581,572.34 : 96,019,939.17 = 38,643,734.52 : x
  2. Step 2: Convert to fraction form
    69,581,572.34/96,019,939.17 = 38,643,734.52/x
  3. Step 3: Cross multiply
    69,581,572.34x = 96,019,939.17 × 38,643,734.52
  4. Step 4: Simplify right side
    69,581,572.34x = 3,710,569,037,912,029.50
  5. Step 5: Solve for x
    x = 3,710,569,037,912,029.50/69,581,572.34
  6. Step 6: Final answer
    x = 53,326,892.64

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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.