Home / 10,272,030.30-15,408,045.45-7,286,046.30

Finding the Fourth Proportional to 10,272,030.30, 15,408,045.45 and 7,286,046.30

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Solution

The fourth proportional to 10,272,030.30, 15,408,045.45 and 7,286,046.30 is: 10,929,069.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,272,030.30 : 15,408,045.45 = 7,286,046.30 : x
  2. Step 2: Convert to fraction form
    10,272,030.30/15,408,045.45 = 7,286,046.30/x
  3. Step 3: Cross multiply
    10,272,030.30x = 15,408,045.45 × 7,286,046.30
  4. Step 4: Simplify right side
    10,272,030.30x = 112,263,732,541,204.33
  5. Step 5: Solve for x
    x = 112,263,732,541,204.33/10,272,030.30
  6. Step 6: Final answer
    x = 10,929,069.45

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Similar ratio
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1.5x scale

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.