Home / 13,851,033.60-20,776,550.40-8,111,470.80

Finding the Fourth Proportional to 13,851,033.60, 20,776,550.40 and 8,111,470.80

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Solution

The fourth proportional to 13,851,033.60, 20,776,550.40 and 8,111,470.80 is: 12,167,206.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,851,033.60 : 20,776,550.40 = 8,111,470.80 : x
  2. Step 2: Convert to fraction form
    13,851,033.60/20,776,550.40 = 8,111,470.80/x
  3. Step 3: Cross multiply
    13,851,033.60x = 20,776,550.40 × 8,111,470.80
  4. Step 4: Simplify right side
    13,851,033.60x = 168,528,381,894,328.31
  5. Step 5: Solve for x
    x = 168,528,381,894,328.31/13,851,033.60
  6. Step 6: Final answer
    x = 12,167,206.20

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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.