Home / 37,790,938.80-56,644,417.80-20,763,831.60

Finding the Fourth Proportional to 37,790,938.80, 56,644,417.80 and 20,763,831.60

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Solution

The fourth proportional to 37,790,938.80, 56,644,417.80 and 20,763,831.60 is: 31,122,676.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,790,938.80 : 56,644,417.80 = 20,763,831.60 : x
  2. Step 2: Convert to fraction form
    37,790,938.80/56,644,417.80 = 20,763,831.60/x
  3. Step 3: Cross multiply
    37,790,938.80x = 56,644,417.80 × 20,763,831.60
  4. Step 4: Simplify right side
    37,790,938.80x = 1,176,155,152,279,242.50
  5. Step 5: Solve for x
    x = 1,176,155,152,279,242.50/37,790,938.80
  6. Step 6: Final answer
    x = 31,122,676.22

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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.