Home / 23,176,913.72-31,988,099.22-13,385,598.08

Finding the Fourth Proportional to 23,176,913.72, 31,988,099.22 and 13,385,598.08

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Solution

The fourth proportional to 23,176,913.72, 31,988,099.22 and 13,385,598.08 is: 18,474,411.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,176,913.72 : 31,988,099.22 = 13,385,598.08 : x
  2. Step 2: Convert to fraction form
    23,176,913.72/31,988,099.22 = 13,385,598.08/x
  3. Step 3: Cross multiply
    23,176,913.72x = 31,988,099.22 × 13,385,598.08
  4. Step 4: Simplify right side
    23,176,913.72x = 428,179,839,502,081.50
  5. Step 5: Solve for x
    x = 428,179,839,502,081.50/23,176,913.72
  6. Step 6: Final answer
    x = 18,474,411.42

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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.