Home / 8,822,291.20-13,233,436.80-8,038,470.40

Finding the Fourth Proportional to 8,822,291.20, 13,233,436.80 and 8,038,470.40

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Solution

The fourth proportional to 8,822,291.20, 13,233,436.80 and 8,038,470.40 is: 12,057,705.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,822,291.20 : 13,233,436.80 = 8,038,470.40 : x
  2. Step 2: Convert to fraction form
    8,822,291.20/13,233,436.80 = 8,038,470.40/x
  3. Step 3: Cross multiply
    8,822,291.20x = 13,233,436.80 × 8,038,470.40
  4. Step 4: Simplify right side
    8,822,291.20x = 106,376,590,007,070.73
  5. Step 5: Solve for x
    x = 106,376,590,007,070.73/8,822,291.20
  6. Step 6: Final answer
    x = 12,057,705.60

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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.