Home / 6,828,221.61-9,422,834.35-3,730,678.31

Finding the Fourth Proportional to 6,828,221.61, 9,422,834.35 and 3,730,678.31

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Solution

The fourth proportional to 6,828,221.61, 9,422,834.35 and 3,730,678.31 is: 5,148,275.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,828,221.61 : 9,422,834.35 = 3,730,678.31 : x
  2. Step 2: Convert to fraction form
    6,828,221.61/9,422,834.35 = 3,730,678.31/x
  3. Step 3: Cross multiply
    6,828,221.61x = 9,422,834.35 × 3,730,678.31
  4. Step 4: Simplify right side
    6,828,221.61x = 35,153,563,662,500.39
  5. Step 5: Solve for x
    x = 35,153,563,662,500.39/6,828,221.61
  6. Step 6: Final answer
    x = 5,148,275.15

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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.