Home / 8,931,901.20-13,397,851.80-4,673,374.80

Finding the Fourth Proportional to 8,931,901.20, 13,397,851.80 and 4,673,374.80

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Solution

The fourth proportional to 8,931,901.20, 13,397,851.80 and 4,673,374.80 is: 7,010,062.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,931,901.20 : 13,397,851.80 = 4,673,374.80 : x
  2. Step 2: Convert to fraction form
    8,931,901.20/13,397,851.80 = 4,673,374.80/x
  3. Step 3: Cross multiply
    8,931,901.20x = 13,397,851.80 × 4,673,374.80
  4. Step 4: Simplify right side
    8,931,901.20x = 62,613,182,976,254.64
  5. Step 5: Solve for x
    x = 62,613,182,976,254.64/8,931,901.20
  6. Step 6: Final answer
    x = 7,010,062.20

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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.