Home / 30,438,909.98-45,657,838.85-10,244,151.98

Finding the Fourth Proportional to 30,438,909.98, 45,657,838.85 and 10,244,151.98

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Solution

The fourth proportional to 30,438,909.98, 45,657,838.85 and 10,244,151.98 is: 15,366,050.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,438,909.98 : 45,657,838.85 = 10,244,151.98 : x
  2. Step 2: Convert to fraction form
    30,438,909.98/45,657,838.85 = 10,244,151.98/x
  3. Step 3: Cross multiply
    30,438,909.98x = 45,657,838.85 × 10,244,151.98
  4. Step 4: Simplify right side
    30,438,909.98x = 467,725,840,055,069.56
  5. Step 5: Solve for x
    x = 467,725,840,055,069.56/30,438,909.98
  6. Step 6: Final answer
    x = 15,366,050.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.