Home / 5,377,008.30-8,065,512.45-4,929,110.70

Finding the Fourth Proportional to 5,377,008.30, 8,065,512.45 and 4,929,110.70

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Solution

The fourth proportional to 5,377,008.30, 8,065,512.45 and 4,929,110.70 is: 7,393,666.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,377,008.30 : 8,065,512.45 = 4,929,110.70 : x
  2. Step 2: Convert to fraction form
    5,377,008.30/8,065,512.45 = 4,929,110.70/x
  3. Step 3: Cross multiply
    5,377,008.30x = 8,065,512.45 × 4,929,110.70
  4. Step 4: Simplify right side
    5,377,008.30x = 39,755,803,718,278.22
  5. Step 5: Solve for x
    x = 39,755,803,718,278.22/5,377,008.30
  6. Step 6: Final answer
    x = 7,393,666.05

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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.