Home / 25,127,897.20-37,698,844.20-12,348,818.80

Finding the Fourth Proportional to 25,127,897.20, 37,698,844.20 and 12,348,818.80

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Solution

The fourth proportional to 25,127,897.20, 37,698,844.20 and 12,348,818.80 is: 18,526,667.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,127,897.20 : 37,698,844.20 = 12,348,818.80 : x
  2. Step 2: Convert to fraction form
    25,127,897.20/37,698,844.20 = 12,348,818.80/x
  3. Step 3: Cross multiply
    25,127,897.20x = 37,698,844.20 × 12,348,818.80
  4. Step 4: Simplify right side
    25,127,897.20x = 465,536,195,995,231
  5. Step 5: Solve for x
    x = 465,536,195,995,231/25,127,897.20
  6. Step 6: Final answer
    x = 18,526,667.48

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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.