Home / 23,115,752.71-31,899,659.12-13,326,150.22

Finding the Fourth Proportional to 23,115,752.71, 31,899,659.12 and 13,326,150.22

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Solution

The fourth proportional to 23,115,752.71, 31,899,659.12 and 13,326,150.22 is: 18,390,041.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,115,752.71 : 31,899,659.12 = 13,326,150.22 : x
  2. Step 2: Convert to fraction form
    23,115,752.71/31,899,659.12 = 13,326,150.22/x
  3. Step 3: Cross multiply
    23,115,752.71x = 31,899,659.12 × 13,326,150.22
  4. Step 4: Simplify right side
    23,115,752.71x = 425,099,649,353,479.19
  5. Step 5: Solve for x
    x = 425,099,649,353,479.19/23,115,752.71
  6. Step 6: Final answer
    x = 18,390,041.40

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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.