Home / 49,579,246.80-74,368,870.20-13,187,566.80

Finding the Fourth Proportional to 49,579,246.80, 74,368,870.20 and 13,187,566.80

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Solution

The fourth proportional to 49,579,246.80, 74,368,870.20 and 13,187,566.80 is: 19,781,350.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,579,246.80 : 74,368,870.20 = 13,187,566.80 : x
  2. Step 2: Convert to fraction form
    49,579,246.80/74,368,870.20 = 13,187,566.80/x
  3. Step 3: Cross multiply
    49,579,246.80x = 74,368,870.20 × 13,187,566.80
  4. Step 4: Simplify right side
    49,579,246.80x = 980,744,443,603,029.50
  5. Step 5: Solve for x
    x = 980,744,443,603,029.50/49,579,246.80
  6. Step 6: Final answer
    x = 19,781,350.20

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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.