Home / 27,701,052.03-38,227,604.09-15,142,125.70

Finding the Fourth Proportional to 27,701,052.03, 38,227,604.09 and 15,142,125.70

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Solution

The fourth proportional to 27,701,052.03, 38,227,604.09 and 15,142,125.70 is: 20,896,216.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,701,052.03 : 38,227,604.09 = 15,142,125.70 : x
  2. Step 2: Convert to fraction form
    27,701,052.03/38,227,604.09 = 15,142,125.70/x
  3. Step 3: Cross multiply
    27,701,052.03x = 38,227,604.09 × 15,142,125.70
  4. Step 4: Simplify right side
    27,701,052.03x = 578,847,186,553,560.50
  5. Step 5: Solve for x
    x = 578,847,186,553,560.50/27,701,052.03
  6. Step 6: Final answer
    x = 20,896,216.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.