Home / 28,955,938.78-43,439,247.81-9,526,258.30

Finding the Fourth Proportional to 28,955,938.78, 43,439,247.81 and 9,526,258.30

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Solution

The fourth proportional to 28,955,938.78, 43,439,247.81 and 9,526,258.30 is: 14,291,144.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,955,938.78 : 43,439,247.81 = 9,526,258.30 : x
  2. Step 2: Convert to fraction form
    28,955,938.78/43,439,247.81 = 9,526,258.30/x
  3. Step 3: Cross multiply
    28,955,938.78x = 43,439,247.81 × 9,526,258.30
  4. Step 4: Simplify right side
    28,955,938.78x = 413,813,494,995,769.38
  5. Step 5: Solve for x
    x = 413,813,494,995,769.38/28,955,938.78
  6. Step 6: Final answer
    x = 14,291,144.15

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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.