Home / 8,389,417.64-12,576,153.54-5,348,248.28

Finding the Fourth Proportional to 8,389,417.64, 12,576,153.54 and 5,348,248.28

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Solution

The fourth proportional to 8,389,417.64, 12,576,153.54 and 5,348,248.28 is: 8,017,289.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,389,417.64 : 12,576,153.54 = 5,348,248.28 : x
  2. Step 2: Convert to fraction form
    8,389,417.64/12,576,153.54 = 5,348,248.28/x
  3. Step 3: Cross multiply
    8,389,417.64x = 12,576,153.54 × 5,348,248.28
  4. Step 4: Simplify right side
    8,389,417.64x = 67,260,391,539,320.91
  5. Step 5: Solve for x
    x = 67,260,391,539,320.91/8,389,417.64
  6. Step 6: Final answer
    x = 8,017,289.69

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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.