Home / 51,044,813.28-70,465,431.60-31,469,199.84

Finding the Fourth Proportional to 51,044,813.28, 70,465,431.60 and 31,469,199.84

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Solution

The fourth proportional to 51,044,813.28, 70,465,431.60 and 31,469,199.84 is: 43,442,038.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,044,813.28 : 70,465,431.60 = 31,469,199.84 : x
  2. Step 2: Convert to fraction form
    51,044,813.28/70,465,431.60 = 31,469,199.84/x
  3. Step 3: Cross multiply
    51,044,813.28x = 70,465,431.60 × 31,469,199.84
  4. Step 4: Simplify right side
    51,044,813.28x = 2,217,490,748,832,250.75
  5. Step 5: Solve for x
    x = 2,217,490,748,832,250.75/51,044,813.28
  6. Step 6: Final answer
    x = 43,442,038.60

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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.