Home / 54,225,840.80-74,803,990.38-34,626,121.76

Finding the Fourth Proportional to 54,225,840.80, 74,803,990.38 and 34,626,121.76

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Solution

The fourth proportional to 54,225,840.80, 74,803,990.38 and 34,626,121.76 is: 47,766,379.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,225,840.80 : 74,803,990.38 = 34,626,121.76 : x
  2. Step 2: Convert to fraction form
    54,225,840.80/74,803,990.38 = 34,626,121.76/x
  3. Step 3: Cross multiply
    54,225,840.80x = 74,803,990.38 × 34,626,121.76
  4. Step 4: Simplify right side
    54,225,840.80x = 2,590,172,079,031,748.50
  5. Step 5: Solve for x
    x = 2,590,172,079,031,748.50/54,225,840.80
  6. Step 6: Final answer
    x = 47,766,379.29

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.