Home / 18,588,559.56-27,893,752.50-7,805,031.24

Finding the Fourth Proportional to 18,588,559.56, 27,893,752.50 and 7,805,031.24

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Solution

The fourth proportional to 18,588,559.56, 27,893,752.50 and 7,805,031.24 is: 11,712,129.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,588,559.56 : 27,893,752.50 = 7,805,031.24 : x
  2. Step 2: Convert to fraction form
    18,588,559.56/27,893,752.50 = 7,805,031.24/x
  3. Step 3: Cross multiply
    18,588,559.56x = 27,893,752.50 × 7,805,031.24
  4. Step 4: Simplify right side
    18,588,559.56x = 217,711,609,663,328.09
  5. Step 5: Solve for x
    x = 217,711,609,663,328.09/18,588,559.56
  6. Step 6: Final answer
    x = 11,712,129.12

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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.