Home / 52,484,859.47-72,429,137.21-29,279,986.36

Finding the Fourth Proportional to 52,484,859.47, 72,429,137.21 and 29,279,986.36

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Solution

The fourth proportional to 52,484,859.47, 72,429,137.21 and 29,279,986.36 is: 40,406,398.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,484,859.47 : 72,429,137.21 = 29,279,986.36 : x
  2. Step 2: Convert to fraction form
    52,484,859.47/72,429,137.21 = 29,279,986.36/x
  3. Step 3: Cross multiply
    52,484,859.47x = 72,429,137.21 × 29,279,986.36
  4. Step 4: Simplify right side
    52,484,859.47x = 2,120,724,149,467,496
  5. Step 5: Solve for x
    x = 2,120,724,149,467,496/52,484,859.47
  6. Step 6: Final answer
    x = 40,406,398.55

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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.