Home / 8,535,822.40-12,803,733.60-5,350,772.80

Finding the Fourth Proportional to 8,535,822.40, 12,803,733.60 and 5,350,772.80

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Solution

The fourth proportional to 8,535,822.40, 12,803,733.60 and 5,350,772.80 is: 8,026,159.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,535,822.40 : 12,803,733.60 = 5,350,772.80 : x
  2. Step 2: Convert to fraction form
    8,535,822.40/12,803,733.60 = 5,350,772.80/x
  3. Step 3: Cross multiply
    8,535,822.40x = 12,803,733.60 × 5,350,772.80
  4. Step 4: Simplify right side
    8,535,822.40x = 68,509,869,485,326.08
  5. Step 5: Solve for x
    x = 68,509,869,485,326.08/8,535,822.40
  6. Step 6: Final answer
    x = 8,026,159.20

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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.