Home / 8,971,639.55-13,441,421.33-5,459,803.55

Finding the Fourth Proportional to 8,971,639.55, 13,441,421.33 and 5,459,803.55

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Solution

The fourth proportional to 8,971,639.55, 13,441,421.33 and 5,459,803.55 is: 8,179,945.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,971,639.55 : 13,441,421.33 = 5,459,803.55 : x
  2. Step 2: Convert to fraction form
    8,971,639.55/13,441,421.33 = 5,459,803.55/x
  3. Step 3: Cross multiply
    8,971,639.55x = 13,441,421.33 × 5,459,803.55
  4. Step 4: Simplify right side
    8,971,639.55x = 73,387,519,867,280.70
  5. Step 5: Solve for x
    x = 73,387,519,867,280.70/8,971,639.55
  6. Step 6: Final answer
    x = 8,179,945.20

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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.