Home / 8,316,139.20-12,464,877.60-4,723,627.20

Finding the Fourth Proportional to 8,316,139.20, 12,464,877.60 and 4,723,627.20

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Solution

The fourth proportional to 8,316,139.20, 12,464,877.60 and 4,723,627.20 is: 7,080,140.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,316,139.20 : 12,464,877.60 = 4,723,627.20 : x
  2. Step 2: Convert to fraction form
    8,316,139.20/12,464,877.60 = 4,723,627.20/x
  3. Step 3: Cross multiply
    8,316,139.20x = 12,464,877.60 × 4,723,627.20
  4. Step 4: Simplify right side
    8,316,139.20x = 58,879,434,876,030.72
  5. Step 5: Solve for x
    x = 58,879,434,876,030.72/8,316,139.20
  6. Step 6: Final answer
    x = 7,080,140.61

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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.