Home / 15,036,980.29-20,788,982.51-11,110,543.56

Finding the Fourth Proportional to 15,036,980.29, 20,788,982.51 and 11,110,543.56

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Solution

The fourth proportional to 15,036,980.29, 20,788,982.51 and 11,110,543.56 is: 15,360,590.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,036,980.29 : 20,788,982.51 = 11,110,543.56 : x
  2. Step 2: Convert to fraction form
    15,036,980.29/20,788,982.51 = 11,110,543.56/x
  3. Step 3: Cross multiply
    15,036,980.29x = 20,788,982.51 × 11,110,543.56
  4. Step 4: Simplify right side
    15,036,980.29x = 230,976,895,745,433.16
  5. Step 5: Solve for x
    x = 230,976,895,745,433.16/15,036,980.29
  6. Step 6: Final answer
    x = 15,360,590.44

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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.