Home / 34,086,956.80-51,159,465.60-13,906,681.60

Finding the Fourth Proportional to 34,086,956.80, 51,159,465.60 and 13,906,681.60

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Solution

The fourth proportional to 34,086,956.80, 51,159,465.60 and 13,906,681.60 is: 20,871,866.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,086,956.80 : 51,159,465.60 = 13,906,681.60 : x
  2. Step 2: Convert to fraction form
    34,086,956.80/51,159,465.60 = 13,906,681.60/x
  3. Step 3: Cross multiply
    34,086,956.80x = 51,159,465.60 × 13,906,681.60
  4. Step 4: Simplify right side
    34,086,956.80x = 711,458,398,925,353
  5. Step 5: Solve for x
    x = 711,458,398,925,353/34,086,956.80
  6. Step 6: Final answer
    x = 20,871,866.12

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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.