Home / 10,513,342.80-15,763,793.40-5,474,494.80

Finding the Fourth Proportional to 10,513,342.80, 15,763,793.40 and 5,474,494.80

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Solution

The fourth proportional to 10,513,342.80, 15,763,793.40 and 5,474,494.80 is: 8,208,502.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,513,342.80 : 15,763,793.40 = 5,474,494.80 : x
  2. Step 2: Convert to fraction form
    10,513,342.80/15,763,793.40 = 5,474,494.80/x
  3. Step 3: Cross multiply
    10,513,342.80x = 15,763,793.40 × 5,474,494.80
  4. Step 4: Simplify right side
    10,513,342.80x = 86,298,804,996,574.31
  5. Step 5: Solve for x
    x = 86,298,804,996,574.31/10,513,342.80
  6. Step 6: Final answer
    x = 8,208,502.91

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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.