Home / 12,541,037.10-18,829,051.65-8,020,070.70

Finding the Fourth Proportional to 12,541,037.10, 18,829,051.65 and 8,020,070.70

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Solution

The fourth proportional to 12,541,037.10, 18,829,051.65 and 8,020,070.70 is: 12,041,294.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,541,037.10 : 18,829,051.65 = 8,020,070.70 : x
  2. Step 2: Convert to fraction form
    12,541,037.10/18,829,051.65 = 8,020,070.70/x
  3. Step 3: Cross multiply
    12,541,037.10x = 18,829,051.65 × 8,020,070.70
  4. Step 4: Simplify right side
    12,541,037.10x = 151,010,325,446,951.66
  5. Step 5: Solve for x
    x = 151,010,325,446,951.66/12,541,037.10
  6. Step 6: Final answer
    x = 12,041,294.85

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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.