Home / 37,130,078.64-55,695,041.40-20,948,684.34

Finding the Fourth Proportional to 37,130,078.64, 55,695,041.40 and 20,948,684.34

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Solution

The fourth proportional to 37,130,078.64, 55,695,041.40 and 20,948,684.34 is: 31,422,983.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,130,078.64 : 55,695,041.40 = 20,948,684.34 : x
  2. Step 2: Convert to fraction form
    37,130,078.64/55,695,041.40 = 20,948,684.34/x
  3. Step 3: Cross multiply
    37,130,078.64x = 55,695,041.40 × 20,948,684.34
  4. Step 4: Simplify right side
    37,130,078.64x = 1,166,737,841,591,831.75
  5. Step 5: Solve for x
    x = 1,166,737,841,591,831.75/37,130,078.64
  6. Step 6: Final answer
    x = 31,422,983.32

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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.