Home / 31,503,809.60-47,262,401.76-9,944,642.24

Finding the Fourth Proportional to 31,503,809.60, 47,262,401.76 and 9,944,642.24

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Solution

The fourth proportional to 31,503,809.60, 47,262,401.76 and 9,944,642.24 is: 14,919,074.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,503,809.60 : 47,262,401.76 = 9,944,642.24 : x
  2. Step 2: Convert to fraction form
    31,503,809.60/47,262,401.76 = 9,944,642.24/x
  3. Step 3: Cross multiply
    31,503,809.60x = 47,262,401.76 × 9,944,642.24
  4. Step 4: Simplify right side
    31,503,809.60x = 470,007,676,906,346.31
  5. Step 5: Solve for x
    x = 470,007,676,906,346.31/31,503,809.60
  6. Step 6: Final answer
    x = 14,919,074.32

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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.