Home / 8,485,454.28-11,709,702.30-4,617,892.20

Finding the Fourth Proportional to 8,485,454.28, 11,709,702.30 and 4,617,892.20

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Solution

The fourth proportional to 8,485,454.28, 11,709,702.30 and 4,617,892.20 is: 6,372,569.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,485,454.28 : 11,709,702.30 = 4,617,892.20 : x
  2. Step 2: Convert to fraction form
    8,485,454.28/11,709,702.30 = 4,617,892.20/x
  3. Step 3: Cross multiply
    8,485,454.28x = 11,709,702.30 × 4,617,892.20
  4. Step 4: Simplify right side
    8,485,454.28x = 54,074,142,915,492.06
  5. Step 5: Solve for x
    x = 54,074,142,915,492.06/8,485,454.28
  6. Step 6: Final answer
    x = 6,372,569.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.