Home / 48,492,747.57-66,898,999.94-29,655,156.81

Finding the Fourth Proportional to 48,492,747.57, 66,898,999.94 and 29,655,156.81

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Solution

The fourth proportional to 48,492,747.57, 66,898,999.94 and 29,655,156.81 is: 40,911,279.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,492,747.57 : 66,898,999.94 = 29,655,156.81 : x
  2. Step 2: Convert to fraction form
    48,492,747.57/66,898,999.94 = 29,655,156.81/x
  3. Step 3: Cross multiply
    48,492,747.57x = 66,898,999.94 × 29,655,156.81
  4. Step 4: Simplify right side
    48,492,747.57x = 1,983,900,333,504,604.75
  5. Step 5: Solve for x
    x = 1,983,900,333,504,604.75/48,492,747.57
  6. Step 6: Final answer
    x = 40,911,279.17

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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.