Home / 30,213,136.20-45,319,704.30-26,103,325.80

Finding the Fourth Proportional to 30,213,136.20, 45,319,704.30 and 26,103,325.80

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Solution

The fourth proportional to 30,213,136.20, 45,319,704.30 and 26,103,325.80 is: 39,154,988.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,213,136.20 : 45,319,704.30 = 26,103,325.80 : x
  2. Step 2: Convert to fraction form
    30,213,136.20/45,319,704.30 = 26,103,325.80/x
  3. Step 3: Cross multiply
    30,213,136.20x = 45,319,704.30 × 26,103,325.80
  4. Step 4: Simplify right side
    30,213,136.20x = 1,182,995,006,502,561
  5. Step 5: Solve for x
    x = 1,182,995,006,502,561/30,213,136.20
  6. Step 6: Final answer
    x = 39,154,988.70

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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.