Home / 37,375,577.60-56,079,112.80-20,348,470.40

Finding the Fourth Proportional to 37,375,577.60, 56,079,112.80 and 20,348,470.40

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Solution

The fourth proportional to 37,375,577.60, 56,079,112.80 and 20,348,470.40 is: 30,531,278.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,375,577.60 : 56,079,112.80 = 20,348,470.40 : x
  2. Step 2: Convert to fraction form
    37,375,577.60/56,079,112.80 = 20,348,470.40/x
  3. Step 3: Cross multiply
    37,375,577.60x = 56,079,112.80 × 20,348,470.40
  4. Step 4: Simplify right side
    37,375,577.60x = 1,141,124,166,869,061
  5. Step 5: Solve for x
    x = 1,141,124,166,869,061/37,375,577.60
  6. Step 6: Final answer
    x = 30,531,278.45

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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.