Home / 8,759,663.40-13,146,867.90-4,275,772.20

Finding the Fourth Proportional to 8,759,663.40, 13,146,867.90 and 4,275,772.20

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Solution

The fourth proportional to 8,759,663.40, 13,146,867.90 and 4,275,772.20 is: 6,417,257.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,759,663.40 : 13,146,867.90 = 4,275,772.20 : x
  2. Step 2: Convert to fraction form
    8,759,663.40/13,146,867.90 = 4,275,772.20/x
  3. Step 3: Cross multiply
    8,759,663.40x = 13,146,867.90 × 4,275,772.20
  4. Step 4: Simplify right side
    8,759,663.40x = 56,213,012,283,892.38
  5. Step 5: Solve for x
    x = 56,213,012,283,892.38/8,759,663.40
  6. Step 6: Final answer
    x = 6,417,257.12

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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.