Home / 26,486,962.80-39,730,444.20-9,448,191.60

Finding the Fourth Proportional to 26,486,962.80, 39,730,444.20 and 9,448,191.60

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Solution

The fourth proportional to 26,486,962.80, 39,730,444.20 and 9,448,191.60 is: 14,172,287.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,486,962.80 : 39,730,444.20 = 9,448,191.60 : x
  2. Step 2: Convert to fraction form
    26,486,962.80/39,730,444.20 = 9,448,191.60/x
  3. Step 3: Cross multiply
    26,486,962.80x = 39,730,444.20 × 9,448,191.60
  4. Step 4: Simplify right side
    26,486,962.80x = 375,380,849,154,708.75
  5. Step 5: Solve for x
    x = 375,380,849,154,708.75/26,486,962.80
  6. Step 6: Final answer
    x = 14,172,287.40

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1.5x scale

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.