Home / 22,995,784.38-31,736,090.28-13,208,117.40

Finding the Fourth Proportional to 22,995,784.38, 31,736,090.28 and 13,208,117.40

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Solution

The fourth proportional to 22,995,784.38, 31,736,090.28 and 13,208,117.40 is: 18,228,297.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,995,784.38 : 31,736,090.28 = 13,208,117.40 : x
  2. Step 2: Convert to fraction form
    22,995,784.38/31,736,090.28 = 13,208,117.40/x
  3. Step 3: Cross multiply
    22,995,784.38x = 31,736,090.28 × 13,208,117.40
  4. Step 4: Simplify right side
    22,995,784.38x = 419,174,006,235,238.88
  5. Step 5: Solve for x
    x = 419,174,006,235,238.88/22,995,784.38
  6. Step 6: Final answer
    x = 18,228,297.82

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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.