Home / 7,547,921.28-11,312,430.84-5,944,150.44

Finding the Fourth Proportional to 7,547,921.28, 11,312,430.84 and 5,944,150.44

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Solution

The fourth proportional to 7,547,921.28, 11,312,430.84 and 5,944,150.44 is: 8,908,782.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,547,921.28 : 11,312,430.84 = 5,944,150.44 : x
  2. Step 2: Convert to fraction form
    7,547,921.28/11,312,430.84 = 5,944,150.44/x
  3. Step 3: Cross multiply
    7,547,921.28x = 11,312,430.84 × 5,944,150.44
  4. Step 4: Simplify right side
    7,547,921.28x = 67,242,790,755,055.57
  5. Step 5: Solve for x
    x = 67,242,790,755,055.57/7,547,921.28
  6. Step 6: Final answer
    x = 8,908,782.73

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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.