Home / 15,283,769.02-21,094,616.01-8,761,777.90

Finding the Fourth Proportional to 15,283,769.02, 21,094,616.01 and 8,761,777.90

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Solution

The fourth proportional to 15,283,769.02, 21,094,616.01 and 8,761,777.90 is: 12,092,981.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,283,769.02 : 21,094,616.01 = 8,761,777.90 : x
  2. Step 2: Convert to fraction form
    15,283,769.02/21,094,616.01 = 8,761,777.90/x
  3. Step 3: Cross multiply
    15,283,769.02x = 21,094,616.01 × 8,761,777.90
  4. Step 4: Simplify right side
    15,283,769.02x = 184,826,340,365,404.19
  5. Step 5: Solve for x
    x = 184,826,340,365,404.19/15,283,769.02
  6. Step 6: Final answer
    x = 12,092,981.79

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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.