Home / 31,102,184.32-42,921,032.64-17,351,148.48

Finding the Fourth Proportional to 31,102,184.32, 42,921,032.64 and 17,351,148.48

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Solution

The fourth proportional to 31,102,184.32, 42,921,032.64 and 17,351,148.48 is: 23,944,595.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,102,184.32 : 42,921,032.64 = 17,351,148.48 : x
  2. Step 2: Convert to fraction form
    31,102,184.32/42,921,032.64 = 17,351,148.48/x
  3. Step 3: Cross multiply
    31,102,184.32x = 42,921,032.64 × 17,351,148.48
  4. Step 4: Simplify right side
    31,102,184.32x = 744,729,210,251,566.38
  5. Step 5: Solve for x
    x = 744,729,210,251,566.38/31,102,184.32
  6. Step 6: Final answer
    x = 23,944,595.10

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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.