Home / 49,381,808.60-74,072,712.90-31,241,955.80

Finding the Fourth Proportional to 49,381,808.60, 74,072,712.90 and 31,241,955.80

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Solution

The fourth proportional to 49,381,808.60, 74,072,712.90 and 31,241,955.80 is: 46,862,933.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,381,808.60 : 74,072,712.90 = 31,241,955.80 : x
  2. Step 2: Convert to fraction form
    49,381,808.60/74,072,712.90 = 31,241,955.80/x
  3. Step 3: Cross multiply
    49,381,808.60x = 74,072,712.90 × 31,241,955.80
  4. Step 4: Simplify right side
    49,381,808.60x = 2,314,176,422,407,890
  5. Step 5: Solve for x
    x = 2,314,176,422,407,890/49,381,808.60
  6. Step 6: Final answer
    x = 46,862,933.70

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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.