Home / 28,532,100.74-42,805,122.22-9,101,330.11

Finding the Fourth Proportional to 28,532,100.74, 42,805,122.22 and 9,101,330.11

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Solution

The fourth proportional to 28,532,100.74, 42,805,122.22 and 9,101,330.11 is: 13,654,218.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,532,100.74 : 42,805,122.22 = 9,101,330.11 : x
  2. Step 2: Convert to fraction form
    28,532,100.74/42,805,122.22 = 9,101,330.11/x
  3. Step 3: Cross multiply
    28,532,100.74x = 42,805,122.22 × 9,101,330.11
  4. Step 4: Simplify right side
    28,532,100.74x = 389,583,547,693,211.81
  5. Step 5: Solve for x
    x = 389,583,547,693,211.81/28,532,100.74
  6. Step 6: Final answer
    x = 13,654,218.85

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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.