Home / 7,202,547.12-9,938,410.68-4,146,170.64

Finding the Fourth Proportional to 7,202,547.12, 9,938,410.68 and 4,146,170.64

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Solution

The fourth proportional to 7,202,547.12, 9,938,410.68 and 4,146,170.64 is: 5,721,079.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,202,547.12 : 9,938,410.68 = 4,146,170.64 : x
  2. Step 2: Convert to fraction form
    7,202,547.12/9,938,410.68 = 4,146,170.64/x
  3. Step 3: Cross multiply
    7,202,547.12x = 9,938,410.68 × 4,146,170.64
  4. Step 4: Simplify right side
    7,202,547.12x = 41,206,346,569,678.44
  5. Step 5: Solve for x
    x = 41,206,346,569,678.44/7,202,547.12
  6. Step 6: Final answer
    x = 5,721,079.76

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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.