Home / 7,097,417.50-10,646,211.57-1,979,535.88

Finding the Fourth Proportional to 7,097,417.50, 10,646,211.57 and 1,979,535.88

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Solution

The fourth proportional to 7,097,417.50, 10,646,211.57 and 1,979,535.88 is: 2,969,327.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,097,417.50 : 10,646,211.57 = 1,979,535.88 : x
  2. Step 2: Convert to fraction form
    7,097,417.50/10,646,211.57 = 1,979,535.88/x
  3. Step 3: Cross multiply
    7,097,417.50x = 10,646,211.57 × 1,979,535.88
  4. Step 4: Simplify right side
    7,097,417.50x = 21,074,557,788,886.13
  5. Step 5: Solve for x
    x = 21,074,557,788,886.13/7,097,417.50
  6. Step 6: Final answer
    x = 2,969,327.62

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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.