Home / 56,158,317.28-84,242,616.72-15,768,529.12

Finding the Fourth Proportional to 56,158,317.28, 84,242,616.72 and 15,768,529.12

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Solution

The fourth proportional to 56,158,317.28, 84,242,616.72 and 15,768,529.12 is: 23,654,237.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,158,317.28 : 84,242,616.72 = 15,768,529.12 : x
  2. Step 2: Convert to fraction form
    56,158,317.28/84,242,616.72 = 15,768,529.12/x
  3. Step 3: Cross multiply
    56,158,317.28x = 84,242,616.72 × 15,768,529.12
  4. Step 4: Simplify right side
    56,158,317.28x = 1,328,382,154,894,318.75
  5. Step 5: Solve for x
    x = 1,328,382,154,894,318.75/56,158,317.28
  6. Step 6: Final answer
    x = 23,654,237.15

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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.