Home / 10,897,000.88-15,037,861.21-6,315,979.46

Finding the Fourth Proportional to 10,897,000.88, 15,037,861.21 and 6,315,979.46

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Solution

The fourth proportional to 10,897,000.88, 15,037,861.21 and 6,315,979.46 is: 8,716,051.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,897,000.88 : 15,037,861.21 = 6,315,979.46 : x
  2. Step 2: Convert to fraction form
    10,897,000.88/15,037,861.21 = 6,315,979.46/x
  3. Step 3: Cross multiply
    10,897,000.88x = 15,037,861.21 × 6,315,979.46
  4. Step 4: Simplify right side
    10,897,000.88x = 94,978,822,433,711.48
  5. Step 5: Solve for x
    x = 94,978,822,433,711.48/10,897,000.88
  6. Step 6: Final answer
    x = 8,716,051.65

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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.