Home / 9,749,781.18-13,454,689.59-5,398,867.26

Finding the Fourth Proportional to 9,749,781.18, 13,454,689.59 and 5,398,867.26

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Solution

The fourth proportional to 9,749,781.18, 13,454,689.59 and 5,398,867.26 is: 7,450,432.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,749,781.18 : 13,454,689.59 = 5,398,867.26 : x
  2. Step 2: Convert to fraction form
    9,749,781.18/13,454,689.59 = 5,398,867.26/x
  3. Step 3: Cross multiply
    9,749,781.18x = 13,454,689.59 × 5,398,867.26
  4. Step 4: Simplify right side
    9,749,781.18x = 72,640,083,120,913.81
  5. Step 5: Solve for x
    x = 72,640,083,120,913.81/9,749,781.18
  6. Step 6: Final answer
    x = 7,450,432.15

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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.