Home / 40,413,866.85-60,620,800.28-19,953,388.35

Finding the Fourth Proportional to 40,413,866.85, 60,620,800.28 and 19,953,388.35

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Solution

The fourth proportional to 40,413,866.85, 60,620,800.28 and 19,953,388.35 is: 29,930,082.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,413,866.85 : 60,620,800.28 = 19,953,388.35 : x
  2. Step 2: Convert to fraction form
    40,413,866.85/60,620,800.28 = 19,953,388.35/x
  3. Step 3: Cross multiply
    40,413,866.85x = 60,620,800.28 × 19,953,388.35
  4. Step 4: Simplify right side
    40,413,866.85x = 1,209,590,369,974,861.75
  5. Step 5: Solve for x
    x = 1,209,590,369,974,861.75/40,413,866.85
  6. Step 6: Final answer
    x = 29,930,082.53

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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.