Home / 21,761,243.65-32,640,684.21-6,613,994.17

Finding the Fourth Proportional to 21,761,243.65, 32,640,684.21 and 6,613,994.17

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Solution

The fourth proportional to 21,761,243.65, 32,640,684.21 and 6,613,994.17 is: 9,920,632.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,761,243.65 : 32,640,684.21 = 6,613,994.17 : x
  2. Step 2: Convert to fraction form
    21,761,243.65/32,640,684.21 = 6,613,994.17/x
  3. Step 3: Cross multiply
    21,761,243.65x = 32,640,684.21 × 6,613,994.17
  4. Step 4: Simplify right side
    21,761,243.65x = 215,885,294,906,547.66
  5. Step 5: Solve for x
    x = 215,885,294,906,547.66/21,761,243.65
  6. Step 6: Final answer
    x = 9,920,632.22

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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.