Home / 49,207,615.15-73,811,422.73-48,490,169.80

Finding the Fourth Proportional to 49,207,615.15, 73,811,422.73 and 48,490,169.80

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Solution

The fourth proportional to 49,207,615.15, 73,811,422.73 and 48,490,169.80 is: 72,735,254.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,207,615.15 : 73,811,422.73 = 48,490,169.80 : x
  2. Step 2: Convert to fraction form
    49,207,615.15/73,811,422.73 = 48,490,169.80/x
  3. Step 3: Cross multiply
    49,207,615.15x = 73,811,422.73 × 48,490,169.80
  4. Step 4: Simplify right side
    49,207,615.15x = 3,579,128,421,357,279.50
  5. Step 5: Solve for x
    x = 3,579,128,421,357,279.50/49,207,615.15
  6. Step 6: Final answer
    x = 72,735,254.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.