Home / 19,932,499.75-27,506,967.23-11,564,851.89

Finding the Fourth Proportional to 19,932,499.75, 27,506,967.23 and 11,564,851.89

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Solution

The fourth proportional to 19,932,499.75, 27,506,967.23 and 11,564,851.89 is: 15,959,563.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,932,499.75 : 27,506,967.23 = 11,564,851.89 : x
  2. Step 2: Convert to fraction form
    19,932,499.75/27,506,967.23 = 11,564,851.89/x
  3. Step 3: Cross multiply
    19,932,499.75x = 27,506,967.23 × 11,564,851.89
  4. Step 4: Simplify right side
    19,932,499.75x = 318,114,001,790,174
  5. Step 5: Solve for x
    x = 318,114,001,790,174/19,932,499.75
  6. Step 6: Final answer
    x = 15,959,563.81

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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.