Home / 30,732,082.40-46,100,456.40-9,165,000.80

Finding the Fourth Proportional to 30,732,082.40, 46,100,456.40 and 9,165,000.80

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Solution

The fourth proportional to 30,732,082.40, 46,100,456.40 and 9,165,000.80 is: 13,748,196.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,732,082.40 : 46,100,456.40 = 9,165,000.80 : x
  2. Step 2: Convert to fraction form
    30,732,082.40/46,100,456.40 = 9,165,000.80/x
  3. Step 3: Cross multiply
    30,732,082.40x = 46,100,456.40 × 9,165,000.80
  4. Step 4: Simplify right side
    30,732,082.40x = 422,510,719,786,365.12
  5. Step 5: Solve for x
    x = 422,510,719,786,365.12/30,732,082.40
  6. Step 6: Final answer
    x = 13,748,196.89

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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.