Home / 25,182,605.60-37,773,908.40-8,145,000.80

Finding the Fourth Proportional to 25,182,605.60, 37,773,908.40 and 8,145,000.80

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Solution

The fourth proportional to 25,182,605.60, 37,773,908.40 and 8,145,000.80 is: 12,217,501.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,182,605.60 : 37,773,908.40 = 8,145,000.80 : x
  2. Step 2: Convert to fraction form
    25,182,605.60/37,773,908.40 = 8,145,000.80/x
  3. Step 3: Cross multiply
    25,182,605.60x = 37,773,908.40 × 8,145,000.80
  4. Step 4: Simplify right side
    25,182,605.60x = 307,668,514,137,126.69
  5. Step 5: Solve for x
    x = 307,668,514,137,126.69/25,182,605.60
  6. Step 6: Final answer
    x = 12,217,501.20

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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.