Home / 15,119,648.40-22,679,472.60-9,443,071.20

Finding the Fourth Proportional to 15,119,648.40, 22,679,472.60 and 9,443,071.20

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Solution

The fourth proportional to 15,119,648.40, 22,679,472.60 and 9,443,071.20 is: 14,164,606.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,119,648.40 : 22,679,472.60 = 9,443,071.20 : x
  2. Step 2: Convert to fraction form
    15,119,648.40/22,679,472.60 = 9,443,071.20/x
  3. Step 3: Cross multiply
    15,119,648.40x = 22,679,472.60 × 9,443,071.20
  4. Step 4: Simplify right side
    15,119,648.40x = 214,163,874,540,249.12
  5. Step 5: Solve for x
    x = 214,163,874,540,249.12/15,119,648.40
  6. Step 6: Final answer
    x = 14,164,606.80

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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.