Home / 9,999,718.32-13,799,547-5,650,212.72

Finding the Fourth Proportional to 9,999,718.32, 13,799,547 and 5,650,212.72

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Solution

The fourth proportional to 9,999,718.32, 13,799,547 and 5,650,212.72 is: 7,797,257.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,999,718.32 : 13,799,547 = 5,650,212.72 : x
  2. Step 2: Convert to fraction form
    9,999,718.32/13,799,547 = 5,650,212.72/x
  3. Step 3: Cross multiply
    9,999,718.32x = 13,799,547 × 5,650,212.72
  4. Step 4: Simplify right side
    9,999,718.32x = 77,970,375,989,637.84
  5. Step 5: Solve for x
    x = 77,970,375,989,637.84/9,999,718.32
  6. Step 6: Final answer
    x = 7,797,257.23

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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.