Home / 10,676,829.20-16,015,243.80-10,577,296.40

Finding the Fourth Proportional to 10,676,829.20, 16,015,243.80 and 10,577,296.40

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Solution

The fourth proportional to 10,676,829.20, 16,015,243.80 and 10,577,296.40 is: 15,865,944.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,676,829.20 : 16,015,243.80 = 10,577,296.40 : x
  2. Step 2: Convert to fraction form
    10,676,829.20/16,015,243.80 = 10,577,296.40/x
  3. Step 3: Cross multiply
    10,676,829.20x = 16,015,243.80 × 10,577,296.40
  4. Step 4: Simplify right side
    10,676,829.20x = 169,397,980,590,862.34
  5. Step 5: Solve for x
    x = 169,397,980,590,862.34/10,676,829.20
  6. Step 6: Final answer
    x = 15,865,944.60

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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.