Home / 8,971,639.30-13,441,420.95-5,459,803.30

Finding the Fourth Proportional to 8,971,639.30, 13,441,420.95 and 5,459,803.30

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Solution

The fourth proportional to 8,971,639.30, 13,441,420.95 and 5,459,803.30 is: 8,179,944.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,971,639.30 : 13,441,420.95 = 5,459,803.30 : x
  2. Step 2: Convert to fraction form
    8,971,639.30/13,441,420.95 = 5,459,803.30/x
  3. Step 3: Cross multiply
    8,971,639.30x = 13,441,420.95 × 5,459,803.30
  4. Step 4: Simplify right side
    8,971,639.30x = 73,387,514,459,499.12
  5. Step 5: Solve for x
    x = 73,387,514,459,499.12/8,971,639.30
  6. Step 6: Final answer
    x = 8,179,944.82

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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.