Home / 12,224,719.85-18,348,889.58-7,441,750.85

Finding the Fourth Proportional to 12,224,719.85, 18,348,889.58 and 7,441,750.85

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Solution

The fourth proportional to 12,224,719.85, 18,348,889.58 and 7,441,750.85 is: 11,169,815.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,224,719.85 : 18,348,889.58 = 7,441,750.85 : x
  2. Step 2: Convert to fraction form
    12,224,719.85/18,348,889.58 = 7,441,750.85/x
  3. Step 3: Cross multiply
    12,224,719.85x = 18,348,889.58 × 7,441,750.85
  4. Step 4: Simplify right side
    12,224,719.85x = 136,547,864,591,312.38
  5. Step 5: Solve for x
    x = 136,547,864,591,312.38/12,224,719.85
  6. Step 6: Final answer
    x = 11,169,815.44

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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.