Home / 23,115,752.64-31,899,659.02-13,326,150.15

Finding the Fourth Proportional to 23,115,752.64, 31,899,659.02 and 13,326,150.15

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Solution

The fourth proportional to 23,115,752.64, 31,899,659.02 and 13,326,150.15 is: 18,390,041.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,115,752.64 : 31,899,659.02 = 13,326,150.15 : x
  2. Step 2: Convert to fraction form
    23,115,752.64/31,899,659.02 = 13,326,150.15/x
  3. Step 3: Cross multiply
    23,115,752.64x = 31,899,659.02 × 13,326,150.15
  4. Step 4: Simplify right side
    23,115,752.64x = 425,099,645,890,854.06
  5. Step 5: Solve for x
    x = 425,099,645,890,854.06/23,115,752.64
  6. Step 6: Final answer
    x = 18,390,041.31

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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.