Home / 5,312,598.30-7,331,351.40-3,020,758.78

Finding the Fourth Proportional to 5,312,598.30, 7,331,351.40 and 3,020,758.78

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Solution

The fourth proportional to 5,312,598.30, 7,331,351.40 and 3,020,758.78 is: 4,168,627.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,312,598.30 : 7,331,351.40 = 3,020,758.78 : x
  2. Step 2: Convert to fraction form
    5,312,598.30/7,331,351.40 = 3,020,758.78/x
  3. Step 3: Cross multiply
    5,312,598.30x = 7,331,351.40 × 3,020,758.78
  4. Step 4: Simplify right side
    5,312,598.30x = 22,146,244,110,815.29
  5. Step 5: Solve for x
    x = 22,146,244,110,815.29/5,312,598.30
  6. Step 6: Final answer
    x = 4,168,627.64

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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.