Home / 31,793,021-43,871,867.60-18,041,985.08

Finding the Fourth Proportional to 31,793,021, 43,871,867.60 and 18,041,985.08

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Solution

The fourth proportional to 31,793,021, 43,871,867.60 and 18,041,985.08 is: 24,896,519.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,793,021 : 43,871,867.60 = 18,041,985.08 : x
  2. Step 2: Convert to fraction form
    31,793,021/43,871,867.60 = 18,041,985.08/x
  3. Step 3: Cross multiply
    31,793,021x = 43,871,867.60 × 18,041,985.08
  4. Step 4: Simplify right side
    31,793,021x = 791,535,580,670,935.38
  5. Step 5: Solve for x
    x = 791,535,580,670,935.38/31,793,021
  6. Step 6: Final answer
    x = 24,896,519.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.