Home / 8,877,622.28-13,281,396.06-6,840,432.32

Finding the Fourth Proportional to 8,877,622.28, 13,281,396.06 and 6,840,432.32

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Solution

The fourth proportional to 8,877,622.28, 13,281,396.06 and 6,840,432.32 is: 10,233,651.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,877,622.28 : 13,281,396.06 = 6,840,432.32 : x
  2. Step 2: Convert to fraction form
    8,877,622.28/13,281,396.06 = 6,840,432.32/x
  3. Step 3: Cross multiply
    8,877,622.28x = 13,281,396.06 × 6,840,432.32
  4. Step 4: Simplify right side
    8,877,622.28x = 90,850,490,863,544.67
  5. Step 5: Solve for x
    x = 90,850,490,863,544.67/8,877,622.28
  6. Step 6: Final answer
    x = 10,233,651.31

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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.