Home / 27,754,053.72-38,301,047.58-15,194,898.84

Finding the Fourth Proportional to 27,754,053.72, 38,301,047.58 and 15,194,898.84

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Solution

The fourth proportional to 27,754,053.72, 38,301,047.58 and 15,194,898.84 is: 20,969,208.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,754,053.72 : 38,301,047.58 = 15,194,898.84 : x
  2. Step 2: Convert to fraction form
    27,754,053.72/38,301,047.58 = 15,194,898.84/x
  3. Step 3: Cross multiply
    27,754,053.72x = 38,301,047.58 × 15,194,898.84
  4. Step 4: Simplify right side
    27,754,053.72x = 581,980,543,387,146
  5. Step 5: Solve for x
    x = 581,980,543,387,146/27,754,053.72
  6. Step 6: Final answer
    x = 20,969,208.65

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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.