Home / 39,018,157.20-58,528,563.12-18,537,306.76

Finding the Fourth Proportional to 39,018,157.20, 58,528,563.12 and 18,537,306.76

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Solution

The fourth proportional to 39,018,157.20, 58,528,563.12 and 18,537,306.76 is: 27,806,590.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,018,157.20 : 58,528,563.12 = 18,537,306.76 : x
  2. Step 2: Convert to fraction form
    39,018,157.20/58,528,563.12 = 18,537,306.76/x
  3. Step 3: Cross multiply
    39,018,157.20x = 58,528,563.12 × 18,537,306.76
  4. Step 4: Simplify right side
    39,018,157.20x = 1,084,961,928,777,462.75
  5. Step 5: Solve for x
    x = 1,084,961,928,777,462.75/39,018,157.20
  6. Step 6: Final answer
    x = 27,806,590.74

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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.