Home / 8,955,220.20-13,432,830.30-5,372,039.40

Finding the Fourth Proportional to 8,955,220.20, 13,432,830.30 and 5,372,039.40

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Solution

The fourth proportional to 8,955,220.20, 13,432,830.30 and 5,372,039.40 is: 8,058,059.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,955,220.20 : 13,432,830.30 = 5,372,039.40 : x
  2. Step 2: Convert to fraction form
    8,955,220.20/13,432,830.30 = 5,372,039.40/x
  3. Step 3: Cross multiply
    8,955,220.20x = 13,432,830.30 × 5,372,039.40
  4. Step 4: Simplify right side
    8,955,220.20x = 72,161,693,625,113.83
  5. Step 5: Solve for x
    x = 72,161,693,625,113.83/8,955,220.20
  6. Step 6: Final answer
    x = 8,058,059.10

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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.