Home / 19,898,101.53-29,799,321.66-11,352,530.25

Finding the Fourth Proportional to 19,898,101.53, 29,799,321.66 and 11,352,530.25

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Solution

The fourth proportional to 19,898,101.53, 29,799,321.66 and 11,352,530.25 is: 17,001,506.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,898,101.53 : 29,799,321.66 = 11,352,530.25 : x
  2. Step 2: Convert to fraction form
    19,898,101.53/29,799,321.66 = 11,352,530.25/x
  3. Step 3: Cross multiply
    19,898,101.53x = 29,799,321.66 × 11,352,530.25
  4. Step 4: Simplify right side
    19,898,101.53x = 338,297,700,574,630.19
  5. Step 5: Solve for x
    x = 338,297,700,574,630.19/19,898,101.53
  6. Step 6: Final answer
    x = 17,001,506.40

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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.