Home / 4,969,894.20-7,454,841.30-4,938,401.40

Finding the Fourth Proportional to 4,969,894.20, 7,454,841.30 and 4,938,401.40

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Solution

The fourth proportional to 4,969,894.20, 7,454,841.30 and 4,938,401.40 is: 7,407,602.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,969,894.20 : 7,454,841.30 = 4,938,401.40 : x
  2. Step 2: Convert to fraction form
    4,969,894.20/7,454,841.30 = 4,938,401.40/x
  3. Step 3: Cross multiply
    4,969,894.20x = 7,454,841.30 × 4,938,401.40
  4. Step 4: Simplify right side
    4,969,894.20x = 36,814,998,712,697.82
  5. Step 5: Solve for x
    x = 36,814,998,712,697.82/4,969,894.20
  6. Step 6: Final answer
    x = 7,407,602.10

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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.