Home / 10,776,724.76-16,169,822.28-5,657,965.16

Finding the Fourth Proportional to 10,776,724.76, 16,169,822.28 and 5,657,965.16

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Solution

The fourth proportional to 10,776,724.76, 16,169,822.28 and 5,657,965.16 is: 8,489,433.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,776,724.76 : 16,169,822.28 = 5,657,965.16 : x
  2. Step 2: Convert to fraction form
    10,776,724.76/16,169,822.28 = 5,657,965.16/x
  3. Step 3: Cross multiply
    10,776,724.76x = 16,169,822.28 × 5,657,965.16
  4. Step 4: Simplify right side
    10,776,724.76x = 91,488,291,103,631.77
  5. Step 5: Solve for x
    x = 91,488,291,103,631.77/10,776,724.76
  6. Step 6: Final answer
    x = 8,489,433.77

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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.