Home / 27,995,901.86-38,634,344.25-15,118,845.86

Finding the Fourth Proportional to 27,995,901.86, 38,634,344.25 and 15,118,845.86

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Solution

The fourth proportional to 27,995,901.86, 38,634,344.25 and 15,118,845.86 is: 20,864,007.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,995,901.86 : 38,634,344.25 = 15,118,845.86 : x
  2. Step 2: Convert to fraction form
    27,995,901.86/38,634,344.25 = 15,118,845.86/x
  3. Step 3: Cross multiply
    27,995,901.86x = 38,634,344.25 × 15,118,845.86
  4. Step 4: Simplify right side
    27,995,901.86x = 584,106,695,617,927.25
  5. Step 5: Solve for x
    x = 584,106,695,617,927.25/27,995,901.86
  6. Step 6: Final answer
    x = 20,864,007.12

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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.