Home / 37,708,740.70-56,563,111.05-20,490,052.30

Finding the Fourth Proportional to 37,708,740.70, 56,563,111.05 and 20,490,052.30

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Solution

The fourth proportional to 37,708,740.70, 56,563,111.05 and 20,490,052.30 is: 30,735,078.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,708,740.70 : 56,563,111.05 = 20,490,052.30 : x
  2. Step 2: Convert to fraction form
    37,708,740.70/56,563,111.05 = 20,490,052.30/x
  3. Step 3: Cross multiply
    37,708,740.70x = 56,563,111.05 × 20,490,052.30
  4. Step 4: Simplify right side
    37,708,740.70x = 1,158,981,103,665,208
  5. Step 5: Solve for x
    x = 1,158,981,103,665,208/37,708,740.70
  6. Step 6: Final answer
    x = 30,735,078.45

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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.