Home / 52,484,864.95-72,429,144.78-29,279,991.88

Finding the Fourth Proportional to 52,484,864.95, 72,429,144.78 and 29,279,991.88

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Solution

The fourth proportional to 52,484,864.95, 72,429,144.78 and 29,279,991.88 is: 40,406,406.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,484,864.95 : 72,429,144.78 = 29,279,991.88 : x
  2. Step 2: Convert to fraction form
    52,484,864.95/72,429,144.78 = 29,279,991.88/x
  3. Step 3: Cross multiply
    52,484,864.95x = 72,429,144.78 × 29,279,991.88
  4. Step 4: Simplify right side
    52,484,864.95x = 2,120,724,771,033,744.25
  5. Step 5: Solve for x
    x = 2,120,724,771,033,744.25/52,484,864.95
  6. Step 6: Final answer
    x = 40,406,406.17

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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.