Home / 7,700,701.08-10,627,092.80-4,215,981.04

Finding the Fourth Proportional to 7,700,701.08, 10,627,092.80 and 4,215,981.04

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Solution

The fourth proportional to 7,700,701.08, 10,627,092.80 and 4,215,981.04 is: 5,818,122.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,700,701.08 : 10,627,092.80 = 4,215,981.04 : x
  2. Step 2: Convert to fraction form
    7,700,701.08/10,627,092.80 = 4,215,981.04/x
  3. Step 3: Cross multiply
    7,700,701.08x = 10,627,092.80 × 4,215,981.04
  4. Step 4: Simplify right side
    7,700,701.08x = 44,803,621,755,120.52
  5. Step 5: Solve for x
    x = 44,803,621,755,120.52/7,700,701.08
  6. Step 6: Final answer
    x = 5,818,122.44

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.