Home / 9,520,902.85-13,138,804.38-5,169,953.83

Finding the Fourth Proportional to 9,520,902.85, 13,138,804.38 and 5,169,953.83

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Solution

The fourth proportional to 9,520,902.85, 13,138,804.38 and 5,169,953.83 is: 7,134,513.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,520,902.85 : 13,138,804.38 = 5,169,953.83 : x
  2. Step 2: Convert to fraction form
    9,520,902.85/13,138,804.38 = 5,169,953.83/x
  3. Step 3: Cross multiply
    9,520,902.85x = 13,138,804.38 × 5,169,953.83
  4. Step 4: Simplify right side
    9,520,902.85x = 67,927,012,026,001.78
  5. Step 5: Solve for x
    x = 67,927,012,026,001.78/9,520,902.85
  6. Step 6: Final answer
    x = 7,134,513.72

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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.