Home / 15,935,575.50-21,991,094.19-8,692,231.50

Finding the Fourth Proportional to 15,935,575.50, 21,991,094.19 and 8,692,231.50

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Solution

The fourth proportional to 15,935,575.50, 21,991,094.19 and 8,692,231.50 is: 11,995,279.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,935,575.50 : 21,991,094.19 = 8,692,231.50 : x
  2. Step 2: Convert to fraction form
    15,935,575.50/21,991,094.19 = 8,692,231.50/x
  3. Step 3: Cross multiply
    15,935,575.50x = 21,991,094.19 × 8,692,231.50
  4. Step 4: Simplify right side
    15,935,575.50x = 191,151,681,637,785
  5. Step 5: Solve for x
    x = 191,151,681,637,785/15,935,575.50
  6. Step 6: Final answer
    x = 11,995,279.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.