Home / 8,766,012.20-13,149,018.30-5,742,703.40

Finding the Fourth Proportional to 8,766,012.20, 13,149,018.30 and 5,742,703.40

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Solution

The fourth proportional to 8,766,012.20, 13,149,018.30 and 5,742,703.40 is: 8,614,055.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,766,012.20 : 13,149,018.30 = 5,742,703.40 : x
  2. Step 2: Convert to fraction form
    8,766,012.20/13,149,018.30 = 5,742,703.40/x
  3. Step 3: Cross multiply
    8,766,012.20x = 13,149,018.30 × 5,742,703.40
  4. Step 4: Simplify right side
    8,766,012.20x = 75,510,912,098,072.23
  5. Step 5: Solve for x
    x = 75,510,912,098,072.23/8,766,012.20
  6. Step 6: Final answer
    x = 8,614,055.10

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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.