Home / 31,457,565.16-43,408,671.06-17,517,866.92

Finding the Fourth Proportional to 31,457,565.16, 43,408,671.06 and 17,517,866.92

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Solution

The fourth proportional to 31,457,565.16, 43,408,671.06 and 17,517,866.92 is: 24,173,114.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,457,565.16 : 43,408,671.06 = 17,517,866.92 : x
  2. Step 2: Convert to fraction form
    31,457,565.16/43,408,671.06 = 17,517,866.92/x
  3. Step 3: Cross multiply
    31,457,565.16x = 43,408,671.06 × 17,517,866.92
  4. Step 4: Simplify right side
    31,457,565.16x = 760,427,322,803,135.50
  5. Step 5: Solve for x
    x = 760,427,322,803,135.50/31,457,565.16
  6. Step 6: Final answer
    x = 24,173,114.45

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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.