Home / 31,702,886.44-47,539,341.18-12,281,209.02

Finding the Fourth Proportional to 31,702,886.44, 47,539,341.18 and 12,281,209.02

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Solution

The fourth proportional to 31,702,886.44, 47,539,341.18 and 12,281,209.02 is: 18,416,007.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,702,886.44 : 47,539,341.18 = 12,281,209.02 : x
  2. Step 2: Convert to fraction form
    31,702,886.44/47,539,341.18 = 12,281,209.02/x
  3. Step 3: Cross multiply
    31,702,886.44x = 47,539,341.18 × 12,281,209.02
  4. Step 4: Simplify right side
    31,702,886.44x = 583,840,585,704,673.38
  5. Step 5: Solve for x
    x = 583,840,585,704,673.38/31,702,886.44
  6. Step 6: Final answer
    x = 18,416,007.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.