Home / 10,647,705.20-15,971,557.80-10,017,849.20

Finding the Fourth Proportional to 10,647,705.20, 15,971,557.80 and 10,017,849.20

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Solution

The fourth proportional to 10,647,705.20, 15,971,557.80 and 10,017,849.20 is: 15,026,773.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,647,705.20 : 15,971,557.80 = 10,017,849.20 : x
  2. Step 2: Convert to fraction form
    10,647,705.20/15,971,557.80 = 10,017,849.20/x
  3. Step 3: Cross multiply
    10,647,705.20x = 15,971,557.80 × 10,017,849.20
  4. Step 4: Simplify right side
    10,647,705.20x = 160,000,657,529,483.75
  5. Step 5: Solve for x
    x = 160,000,657,529,483.75/10,647,705.20
  6. Step 6: Final answer
    x = 15,026,773.80

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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.