Home / 10,475,999.20-15,718,664.40-4,793,298.40

Finding the Fourth Proportional to 10,475,999.20, 15,718,664.40 and 4,793,298.40

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Solution

The fourth proportional to 10,475,999.20, 15,718,664.40 and 4,793,298.40 is: 7,192,082.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,475,999.20 : 15,718,664.40 = 4,793,298.40 : x
  2. Step 2: Convert to fraction form
    10,475,999.20/15,718,664.40 = 4,793,298.40/x
  3. Step 3: Cross multiply
    10,475,999.20x = 15,718,664.40 × 4,793,298.40
  4. Step 4: Simplify right side
    10,475,999.20x = 75,344,248,918,656.97
  5. Step 5: Solve for x
    x = 75,344,248,918,656.97/10,475,999.20
  6. Step 6: Final answer
    x = 7,192,082.35

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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.