Home / 56,158,315.28-84,242,613.72-15,768,527.12

Finding the Fourth Proportional to 56,158,315.28, 84,242,613.72 and 15,768,527.12

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Solution

The fourth proportional to 56,158,315.28, 84,242,613.72 and 15,768,527.12 is: 23,654,234.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,158,315.28 : 84,242,613.72 = 15,768,527.12 : x
  2. Step 2: Convert to fraction form
    56,158,315.28/84,242,613.72 = 15,768,527.12/x
  3. Step 3: Cross multiply
    56,158,315.28x = 84,242,613.72 × 15,768,527.12
  4. Step 4: Simplify right side
    56,158,315.28x = 1,328,381,939,103,504
  5. Step 5: Solve for x
    x = 1,328,381,939,103,504/56,158,315.28
  6. Step 6: Final answer
    x = 23,654,234.15

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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.