Home / 27,995,842-38,634,262.50-15,118,786

Finding the Fourth Proportional to 27,995,842, 38,634,262.50 and 15,118,786

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Solution

The fourth proportional to 27,995,842, 38,634,262.50 and 15,118,786 is: 20,863,924.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,995,842 : 38,634,262.50 = 15,118,786 : x
  2. Step 2: Convert to fraction form
    27,995,842/38,634,262.50 = 15,118,786/x
  3. Step 3: Cross multiply
    27,995,842x = 38,634,262.50 × 15,118,786
  4. Step 4: Simplify right side
    27,995,842x = 584,103,147,005,325
  5. Step 5: Solve for x
    x = 584,103,147,005,325/27,995,842
  6. Step 6: Final answer
    x = 20,863,924.97

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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.