Home / 10,650,015.40-15,975,023.10-6,611,063.80

Finding the Fourth Proportional to 10,650,015.40, 15,975,023.10 and 6,611,063.80

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Solution

The fourth proportional to 10,650,015.40, 15,975,023.10 and 6,611,063.80 is: 9,916,595.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,650,015.40 : 15,975,023.10 = 6,611,063.80 : x
  2. Step 2: Convert to fraction form
    10,650,015.40/15,975,023.10 = 6,611,063.80/x
  3. Step 3: Cross multiply
    10,650,015.40x = 15,975,023.10 × 6,611,063.80
  4. Step 4: Simplify right side
    10,650,015.40x = 105,611,896,920,573.78
  5. Step 5: Solve for x
    x = 105,611,896,920,573.78/10,650,015.40
  6. Step 6: Final answer
    x = 9,916,595.70

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Similar ratio
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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.