Home / 27,219,637.80-40,829,456.70-18,149,711.40

Finding the Fourth Proportional to 27,219,637.80, 40,829,456.70 and 18,149,711.40

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Solution

The fourth proportional to 27,219,637.80, 40,829,456.70 and 18,149,711.40 is: 27,224,567.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,219,637.80 : 40,829,456.70 = 18,149,711.40 : x
  2. Step 2: Convert to fraction form
    27,219,637.80/40,829,456.70 = 18,149,711.40/x
  3. Step 3: Cross multiply
    27,219,637.80x = 40,829,456.70 × 18,149,711.40
  4. Step 4: Simplify right side
    27,219,637.80x = 741,042,855,723,796.38
  5. Step 5: Solve for x
    x = 741,042,855,723,796.38/27,219,637.80
  6. Step 6: Final answer
    x = 27,224,567.10

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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.