Home / 58,490,981.88-87,698,214.90-55,279,182.84

Finding the Fourth Proportional to 58,490,981.88, 87,698,214.90 and 55,279,182.84

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Solution

The fourth proportional to 58,490,981.88, 87,698,214.90 and 55,279,182.84 is: 82,882,617.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,490,981.88 : 87,698,214.90 = 55,279,182.84 : x
  2. Step 2: Convert to fraction form
    58,490,981.88/87,698,214.90 = 55,279,182.84/x
  3. Step 3: Cross multiply
    58,490,981.88x = 87,698,214.90 × 55,279,182.84
  4. Step 4: Simplify right side
    58,490,981.88x = 4,847,885,656,198,713
  5. Step 5: Solve for x
    x = 4,847,885,656,198,713/58,490,981.88
  6. Step 6: Final answer
    x = 82,882,617.12

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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.