Home / 12,295,591.30-18,443,386.95-9,904,106.80

Finding the Fourth Proportional to 12,295,591.30, 18,443,386.95 and 9,904,106.80

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Solution

The fourth proportional to 12,295,591.30, 18,443,386.95 and 9,904,106.80 is: 14,856,160.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,295,591.30 : 18,443,386.95 = 9,904,106.80 : x
  2. Step 2: Convert to fraction form
    12,295,591.30/18,443,386.95 = 9,904,106.80/x
  3. Step 3: Cross multiply
    12,295,591.30x = 18,443,386.95 × 9,904,106.80
  4. Step 4: Simplify right side
    12,295,591.30x = 182,665,274,106,526.28
  5. Step 5: Solve for x
    x = 182,665,274,106,526.28/12,295,591.30
  6. Step 6: Final answer
    x = 14,856,160.20

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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.