Home / 13,233,999.40-19,853,331.90-4,719,279.40

Finding the Fourth Proportional to 13,233,999.40, 19,853,331.90 and 4,719,279.40

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Solution

The fourth proportional to 13,233,999.40, 19,853,331.90 and 4,719,279.40 is: 7,079,750.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,233,999.40 : 19,853,331.90 = 4,719,279.40 : x
  2. Step 2: Convert to fraction form
    13,233,999.40/19,853,331.90 = 4,719,279.40/x
  3. Step 3: Cross multiply
    13,233,999.40x = 19,853,331.90 × 4,719,279.40
  4. Step 4: Simplify right side
    13,233,999.40x = 93,693,420,257,032.86
  5. Step 5: Solve for x
    x = 93,693,420,257,032.86/13,233,999.40
  6. Step 6: Final answer
    x = 7,079,750.98

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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.