Home / 11,686,543.20-17,521,520.40-4,495,298.40

Finding the Fourth Proportional to 11,686,543.20, 17,521,520.40 and 4,495,298.40

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Solution

The fourth proportional to 11,686,543.20, 17,521,520.40 and 4,495,298.40 is: 6,739,757.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,686,543.20 : 17,521,520.40 = 4,495,298.40 : x
  2. Step 2: Convert to fraction form
    11,686,543.20/17,521,520.40 = 4,495,298.40/x
  3. Step 3: Cross multiply
    11,686,543.20x = 17,521,520.40 × 4,495,298.40
  4. Step 4: Simplify right side
    11,686,543.20x = 78,764,462,619,687.36
  5. Step 5: Solve for x
    x = 78,764,462,619,687.36/11,686,543.20
  6. Step 6: Final answer
    x = 6,739,757.11

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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.