Home / 5,352,761.73-7,386,613.20-2,905,320.72

Finding the Fourth Proportional to 5,352,761.73, 7,386,613.20 and 2,905,320.72

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Solution

The fourth proportional to 5,352,761.73, 7,386,613.20 and 2,905,320.72 is: 4,009,235.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,352,761.73 : 7,386,613.20 = 2,905,320.72 : x
  2. Step 2: Convert to fraction form
    5,352,761.73/7,386,613.20 = 2,905,320.72/x
  3. Step 3: Cross multiply
    5,352,761.73x = 7,386,613.20 × 2,905,320.72
  4. Step 4: Simplify right side
    5,352,761.73x = 21,460,480,380,585.51
  5. Step 5: Solve for x
    x = 21,460,480,380,585.51/5,352,761.73
  6. Step 6: Final answer
    x = 4,009,235.13

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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.