Home / 8,748,032.20-13,122,048.30-8,454,099.40

Finding the Fourth Proportional to 8,748,032.20, 13,122,048.30 and 8,454,099.40

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Solution

The fourth proportional to 8,748,032.20, 13,122,048.30 and 8,454,099.40 is: 12,681,149.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,748,032.20 : 13,122,048.30 = 8,454,099.40 : x
  2. Step 2: Convert to fraction form
    8,748,032.20/13,122,048.30 = 8,454,099.40/x
  3. Step 3: Cross multiply
    8,748,032.20x = 13,122,048.30 × 8,454,099.40
  4. Step 4: Simplify right side
    8,748,032.20x = 110,935,100,659,801.03
  5. Step 5: Solve for x
    x = 110,935,100,659,801.03/8,748,032.20
  6. Step 6: Final answer
    x = 12,681,149.10

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1.5x scale

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.