Home / 8,748,008.20-13,122,012.30-8,664,027.40

Finding the Fourth Proportional to 8,748,008.20, 13,122,012.30 and 8,664,027.40

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Solution

The fourth proportional to 8,748,008.20, 13,122,012.30 and 8,664,027.40 is: 12,996,041.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,748,008.20 : 13,122,012.30 = 8,664,027.40 : x
  2. Step 2: Convert to fraction form
    8,748,008.20/13,122,012.30 = 8,664,027.40/x
  3. Step 3: Cross multiply
    8,748,008.20x = 13,122,012.30 × 8,664,027.40
  4. Step 4: Simplify right side
    8,748,008.20x = 113,689,474,110,337.03
  5. Step 5: Solve for x
    x = 113,689,474,110,337.03/8,748,008.20
  6. Step 6: Final answer
    x = 12,996,041.10

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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.