Home / 9,072,275.60-13,603,688.57-4,278,677.78

Finding the Fourth Proportional to 9,072,275.60, 13,603,688.57 and 4,278,677.78

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Solution

The fourth proportional to 9,072,275.60, 13,603,688.57 and 4,278,677.78 is: 6,415,788.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,072,275.60 : 13,603,688.57 = 4,278,677.78 : x
  2. Step 2: Convert to fraction form
    9,072,275.60/13,603,688.57 = 4,278,677.78/x
  3. Step 3: Cross multiply
    9,072,275.60x = 13,603,688.57 × 4,278,677.78
  4. Step 4: Simplify right side
    9,072,275.60x = 58,205,800,055,204.88
  5. Step 5: Solve for x
    x = 58,205,800,055,204.88/9,072,275.60
  6. Step 6: Final answer
    x = 6,415,788.34

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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.