Home / 27,803,632.14-38,368,641.87-15,580,727.82

Finding the Fourth Proportional to 27,803,632.14, 38,368,641.87 and 15,580,727.82

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Solution

The fourth proportional to 27,803,632.14, 38,368,641.87 and 15,580,727.82 is: 21,501,196.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,803,632.14 : 38,368,641.87 = 15,580,727.82 : x
  2. Step 2: Convert to fraction form
    27,803,632.14/38,368,641.87 = 15,580,727.82/x
  3. Step 3: Cross multiply
    27,803,632.14x = 38,368,641.87 × 15,580,727.82
  4. Step 4: Simplify right side
    27,803,632.14x = 597,811,365,799,525.75
  5. Step 5: Solve for x
    x = 597,811,365,799,525.75/27,803,632.14
  6. Step 6: Final answer
    x = 21,501,196.78

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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.