Home / 8,490,687.40-12,736,031.10-5,803,301.80

Finding the Fourth Proportional to 8,490,687.40, 12,736,031.10 and 5,803,301.80

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Solution

The fourth proportional to 8,490,687.40, 12,736,031.10 and 5,803,301.80 is: 8,704,952.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,490,687.40 : 12,736,031.10 = 5,803,301.80 : x
  2. Step 2: Convert to fraction form
    8,490,687.40/12,736,031.10 = 5,803,301.80/x
  3. Step 3: Cross multiply
    8,490,687.40x = 12,736,031.10 × 5,803,301.80
  4. Step 4: Simplify right side
    8,490,687.40x = 73,911,032,207,485.97
  5. Step 5: Solve for x
    x = 73,911,032,207,485.97/8,490,687.40
  6. Step 6: Final answer
    x = 8,704,952.70

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Similar ratio
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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.