Home / 7,200,998.32-10,803,862.68-2,944,746.40

Finding the Fourth Proportional to 7,200,998.32, 10,803,862.68 and 2,944,746.40

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Solution

The fourth proportional to 7,200,998.32, 10,803,862.68 and 2,944,746.40 is: 4,418,086.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,200,998.32 : 10,803,862.68 = 2,944,746.40 : x
  2. Step 2: Convert to fraction form
    7,200,998.32/10,803,862.68 = 2,944,746.40/x
  3. Step 3: Cross multiply
    7,200,998.32x = 10,803,862.68 × 2,944,746.40
  4. Step 4: Simplify right side
    7,200,998.32x = 31,814,635,733,024.35
  5. Step 5: Solve for x
    x = 31,814,635,733,024.35/7,200,998.32
  6. Step 6: Final answer
    x = 4,418,086.82

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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.