Home / 40,797,587.80-61,196,381.70-13,871,243.80

Finding the Fourth Proportional to 40,797,587.80, 61,196,381.70 and 13,871,243.80

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Solution

The fourth proportional to 40,797,587.80, 61,196,381.70 and 13,871,243.80 is: 20,806,865.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,797,587.80 : 61,196,381.70 = 13,871,243.80 : x
  2. Step 2: Convert to fraction form
    40,797,587.80/61,196,381.70 = 13,871,243.80/x
  3. Step 3: Cross multiply
    40,797,587.80x = 61,196,381.70 × 13,871,243.80
  4. Step 4: Simplify right side
    40,797,587.80x = 848,869,930,238,558.50
  5. Step 5: Solve for x
    x = 848,869,930,238,558.50/40,797,587.80
  6. Step 6: Final answer
    x = 20,806,865.70

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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.