Home / 8,853,350.80-13,280,026.20-8,480,102.80

Finding the Fourth Proportional to 8,853,350.80, 13,280,026.20 and 8,480,102.80

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Solution

The fourth proportional to 8,853,350.80, 13,280,026.20 and 8,480,102.80 is: 12,720,154.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,853,350.80 : 13,280,026.20 = 8,480,102.80 : x
  2. Step 2: Convert to fraction form
    8,853,350.80/13,280,026.20 = 8,480,102.80/x
  3. Step 3: Cross multiply
    8,853,350.80x = 13,280,026.20 × 8,480,102.80
  4. Step 4: Simplify right side
    8,853,350.80x = 112,615,987,362,693.36
  5. Step 5: Solve for x
    x = 112,615,987,362,693.36/8,853,350.80
  6. Step 6: Final answer
    x = 12,720,154.20

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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.