Home / 52,152,057.70-78,228,086.55-30,596,985.70

Finding the Fourth Proportional to 52,152,057.70, 78,228,086.55 and 30,596,985.70

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Solution

The fourth proportional to 52,152,057.70, 78,228,086.55 and 30,596,985.70 is: 45,895,478.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,152,057.70 : 78,228,086.55 = 30,596,985.70 : x
  2. Step 2: Convert to fraction form
    52,152,057.70/78,228,086.55 = 30,596,985.70/x
  3. Step 3: Cross multiply
    52,152,057.70x = 78,228,086.55 × 30,596,985.70
  4. Step 4: Simplify right side
    52,152,057.70x = 2,393,543,645,508,712
  5. Step 5: Solve for x
    x = 2,393,543,645,508,712/52,152,057.70
  6. Step 6: Final answer
    x = 45,895,478.55

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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.