Home / 7,192,032.20-10,778,862.90-2,927,382.20

Finding the Fourth Proportional to 7,192,032.20, 10,778,862.90 and 2,927,382.20

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Solution

The fourth proportional to 7,192,032.20, 10,778,862.90 and 2,927,382.20 is: 4,387,334.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,192,032.20 : 10,778,862.90 = 2,927,382.20 : x
  2. Step 2: Convert to fraction form
    7,192,032.20/10,778,862.90 = 2,927,382.20/x
  3. Step 3: Cross multiply
    7,192,032.20x = 10,778,862.90 × 2,927,382.20
  4. Step 4: Simplify right side
    7,192,032.20x = 31,553,851,389,700.38
  5. Step 5: Solve for x
    x = 31,553,851,389,700.38/7,192,032.20
  6. Step 6: Final answer
    x = 4,387,334.55

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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.