Home / 56,806,478.40-85,209,717.60-26,517,403.20

Finding the Fourth Proportional to 56,806,478.40, 85,209,717.60 and 26,517,403.20

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Solution

The fourth proportional to 56,806,478.40, 85,209,717.60 and 26,517,403.20 is: 39,776,104.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,806,478.40 : 85,209,717.60 = 26,517,403.20 : x
  2. Step 2: Convert to fraction form
    56,806,478.40/85,209,717.60 = 26,517,403.20/x
  3. Step 3: Cross multiply
    56,806,478.40x = 85,209,717.60 × 26,517,403.20
  4. Step 4: Simplify right side
    56,806,478.40x = 2,259,540,438,157,336
  5. Step 5: Solve for x
    x = 2,259,540,438,157,336/56,806,478.40
  6. Step 6: Final answer
    x = 39,776,104.80

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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.