Home / 56,058,056.40-84,087,084.60-17,731,318.80

Finding the Fourth Proportional to 56,058,056.40, 84,087,084.60 and 17,731,318.80

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Solution

The fourth proportional to 56,058,056.40, 84,087,084.60 and 17,731,318.80 is: 26,596,978.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,058,056.40 : 84,087,084.60 = 17,731,318.80 : x
  2. Step 2: Convert to fraction form
    56,058,056.40/84,087,084.60 = 17,731,318.80/x
  3. Step 3: Cross multiply
    56,058,056.40x = 84,087,084.60 × 17,731,318.80
  4. Step 4: Simplify right side
    56,058,056.40x = 1,490,974,904,005,170.50
  5. Step 5: Solve for x
    x = 1,490,974,904,005,170.50/56,058,056.40
  6. Step 6: Final answer
    x = 26,596,978.20

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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.