Home / 26,049,948.60-39,063,863.70-12,590,902.20

Finding the Fourth Proportional to 26,049,948.60, 39,063,863.70 and 12,590,902.20

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Solution

The fourth proportional to 26,049,948.60, 39,063,863.70 and 12,590,902.20 is: 18,881,007.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,049,948.60 : 39,063,863.70 = 12,590,902.20 : x
  2. Step 2: Convert to fraction form
    26,049,948.60/39,063,863.70 = 12,590,902.20/x
  3. Step 3: Cross multiply
    26,049,948.60x = 39,063,863.70 × 12,590,902.20
  4. Step 4: Simplify right side
    26,049,948.60x = 491,849,287,400,830.12
  5. Step 5: Solve for x
    x = 491,849,287,400,830.12/26,049,948.60
  6. Step 6: Final answer
    x = 18,881,007.98

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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.