Home / 8,448,032.40-12,672,048.60-5,760,646.80

Finding the Fourth Proportional to 8,448,032.40, 12,672,048.60 and 5,760,646.80

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Solution

The fourth proportional to 8,448,032.40, 12,672,048.60 and 5,760,646.80 is: 8,640,970.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,448,032.40 : 12,672,048.60 = 5,760,646.80 : x
  2. Step 2: Convert to fraction form
    8,448,032.40/12,672,048.60 = 5,760,646.80/x
  3. Step 3: Cross multiply
    8,448,032.40x = 12,672,048.60 × 5,760,646.80
  4. Step 4: Simplify right side
    8,448,032.40x = 72,999,196,217,034.47
  5. Step 5: Solve for x
    x = 72,999,196,217,034.47/8,448,032.40
  6. Step 6: Final answer
    x = 8,640,970.20

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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.