Home / 57,911,055.40-86,932,938.30-33,990,005.80

Finding the Fourth Proportional to 57,911,055.40, 86,932,938.30 and 33,990,005.80

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Solution

The fourth proportional to 57,911,055.40, 86,932,938.30 and 33,990,005.80 is: 51,023,954.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,911,055.40 : 86,932,938.30 = 33,990,005.80 : x
  2. Step 2: Convert to fraction form
    57,911,055.40/86,932,938.30 = 33,990,005.80/x
  3. Step 3: Cross multiply
    57,911,055.40x = 86,932,938.30 × 33,990,005.80
  4. Step 4: Simplify right side
    57,911,055.40x = 2,954,851,077,028,042
  5. Step 5: Solve for x
    x = 2,954,851,077,028,042/57,911,055.40
  6. Step 6: Final answer
    x = 51,023,954.87

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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.