Home / 18,451,673.40-27,677,510.10-9,842,329.20

Finding the Fourth Proportional to 18,451,673.40, 27,677,510.10 and 9,842,329.20

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Solution

The fourth proportional to 18,451,673.40, 27,677,510.10 and 9,842,329.20 is: 14,763,493.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,451,673.40 : 27,677,510.10 = 9,842,329.20 : x
  2. Step 2: Convert to fraction form
    18,451,673.40/27,677,510.10 = 9,842,329.20/x
  3. Step 3: Cross multiply
    18,451,673.40x = 27,677,510.10 × 9,842,329.20
  4. Step 4: Simplify right side
    18,451,673.40x = 272,411,165,840,524.91
  5. Step 5: Solve for x
    x = 272,411,165,840,524.91/18,451,673.40
  6. Step 6: Final answer
    x = 14,763,493.80

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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.