Home / 38,055,657.40-56,966,846.10-20,964,009.40

Finding the Fourth Proportional to 38,055,657.40, 56,966,846.10 and 20,964,009.40

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Solution

The fourth proportional to 38,055,657.40, 56,966,846.10 and 20,964,009.40 is: 31,381,759.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,055,657.40 : 56,966,846.10 = 20,964,009.40 : x
  2. Step 2: Convert to fraction form
    38,055,657.40/56,966,846.10 = 20,964,009.40/x
  3. Step 3: Cross multiply
    38,055,657.40x = 56,966,846.10 × 20,964,009.40
  4. Step 4: Simplify right side
    38,055,657.40x = 1,194,253,497,128,753.25
  5. Step 5: Solve for x
    x = 1,194,253,497,128,753.25/38,055,657.40
  6. Step 6: Final answer
    x = 31,381,759.74

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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.