Home / 27,208,251.12-37,550,038.68-20,320,775.76

Finding the Fourth Proportional to 27,208,251.12, 37,550,038.68 and 20,320,775.76

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Solution

The fourth proportional to 27,208,251.12, 37,550,038.68 and 20,320,775.76 is: 28,044,651.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,208,251.12 : 37,550,038.68 = 20,320,775.76 : x
  2. Step 2: Convert to fraction form
    27,208,251.12/37,550,038.68 = 20,320,775.76/x
  3. Step 3: Cross multiply
    27,208,251.12x = 37,550,038.68 × 20,320,775.76
  4. Step 4: Simplify right side
    27,208,251.12x = 763,045,915,795,606.50
  5. Step 5: Solve for x
    x = 763,045,915,795,606.50/27,208,251.12
  6. Step 6: Final answer
    x = 28,044,651.32

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1.5x scale

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.