Home / 19,948,581.96-29,922,872.97-15,406,256.13

Finding the Fourth Proportional to 19,948,581.96, 29,922,872.97 and 15,406,256.13

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Solution

The fourth proportional to 19,948,581.96, 29,922,872.97 and 15,406,256.13 is: 23,109,384.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,948,581.96 : 29,922,872.97 = 15,406,256.13 : x
  2. Step 2: Convert to fraction form
    19,948,581.96/29,922,872.97 = 15,406,256.13/x
  3. Step 3: Cross multiply
    19,948,581.96x = 29,922,872.97 × 15,406,256.13
  4. Step 4: Simplify right side
    19,948,581.96x = 460,999,445,121,273.81
  5. Step 5: Solve for x
    x = 460,999,445,121,273.81/19,948,581.96
  6. Step 6: Final answer
    x = 23,109,384.22

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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.