Home / 48,563,999.40-72,844,314.30-12,172,708.20

Finding the Fourth Proportional to 48,563,999.40, 72,844,314.30 and 12,172,708.20

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Solution

The fourth proportional to 48,563,999.40, 72,844,314.30 and 12,172,708.20 is: 18,258,640.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,563,999.40 : 72,844,314.30 = 12,172,708.20 : x
  2. Step 2: Convert to fraction form
    48,563,999.40/72,844,314.30 = 12,172,708.20/x
  3. Step 3: Cross multiply
    48,563,999.40x = 72,844,314.30 × 12,172,708.20
  4. Step 4: Simplify right side
    48,563,999.40x = 886,712,582,002,987.12
  5. Step 5: Solve for x
    x = 886,712,582,002,987.12/48,563,999.40
  6. Step 6: Final answer
    x = 18,258,640.00

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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.