Home / 67,817,240.88-93,584,944.80-38,450,549.40

Finding the Fourth Proportional to 67,817,240.88, 93,584,944.80 and 38,450,549.40

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Solution

The fourth proportional to 67,817,240.88, 93,584,944.80 and 38,450,549.40 is: 53,060,143.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,817,240.88 : 93,584,944.80 = 38,450,549.40 : x
  2. Step 2: Convert to fraction form
    67,817,240.88/93,584,944.80 = 38,450,549.40/x
  3. Step 3: Cross multiply
    67,817,240.88x = 93,584,944.80 × 38,450,549.40
  4. Step 4: Simplify right side
    67,817,240.88x = 3,598,392,543,128,673
  5. Step 5: Solve for x
    x = 3,598,392,543,128,673/67,817,240.88
  6. Step 6: Final answer
    x = 53,060,143.65

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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.