Home / 48,144,508.84-66,421,987.50-31,633,520.68

Finding the Fourth Proportional to 48,144,508.84, 66,421,987.50 and 31,633,520.68

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Solution

The fourth proportional to 48,144,508.84, 66,421,987.50 and 31,633,520.68 is: 43,642,803.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,144,508.84 : 66,421,987.50 = 31,633,520.68 : x
  2. Step 2: Convert to fraction form
    48,144,508.84/66,421,987.50 = 31,633,520.68/x
  3. Step 3: Cross multiply
    48,144,508.84x = 66,421,987.50 × 31,633,520.68
  4. Step 4: Simplify right side
    48,144,508.84x = 2,101,161,315,187,951.50
  5. Step 5: Solve for x
    x = 2,101,161,315,187,951.50/48,144,508.84
  6. Step 6: Final answer
    x = 43,642,803.01

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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.