Home / 28,770,345.60-43,158,404.64-8,300,572.08

Finding the Fourth Proportional to 28,770,345.60, 43,158,404.64 and 8,300,572.08

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Solution

The fourth proportional to 28,770,345.60, 43,158,404.64 and 8,300,572.08 is: 12,451,690.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,770,345.60 : 43,158,404.64 = 8,300,572.08 : x
  2. Step 2: Convert to fraction form
    28,770,345.60/43,158,404.64 = 8,300,572.08/x
  3. Step 3: Cross multiply
    28,770,345.60x = 43,158,404.64 × 8,300,572.08
  4. Step 4: Simplify right side
    28,770,345.60x = 358,239,448,572,126.44
  5. Step 5: Solve for x
    x = 358,239,448,572,126.44/28,770,345.60
  6. Step 6: Final answer
    x = 12,451,690.83

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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.