Home / 8,675,009.60-13,012,514.40-5,651,700.80

Finding the Fourth Proportional to 8,675,009.60, 13,012,514.40 and 5,651,700.80

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Solution

The fourth proportional to 8,675,009.60, 13,012,514.40 and 5,651,700.80 is: 8,477,551.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,675,009.60 : 13,012,514.40 = 5,651,700.80 : x
  2. Step 2: Convert to fraction form
    8,675,009.60/13,012,514.40 = 5,651,700.80/x
  3. Step 3: Cross multiply
    8,675,009.60x = 13,012,514.40 × 5,651,700.80
  4. Step 4: Simplify right side
    8,675,009.60x = 73,542,838,044,491.52
  5. Step 5: Solve for x
    x = 73,542,838,044,491.52/8,675,009.60
  6. Step 6: Final answer
    x = 8,477,551.20

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Similar ratio
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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.