Home / 39,144,367.99-58,723,774.55-12,884,687.20

Finding the Fourth Proportional to 39,144,367.99, 58,723,774.55 and 12,884,687.20

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Solution

The fourth proportional to 39,144,367.99, 58,723,774.55 and 12,884,687.20 is: 19,329,408.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,144,367.99 : 58,723,774.55 = 12,884,687.20 : x
  2. Step 2: Convert to fraction form
    39,144,367.99/58,723,774.55 = 12,884,687.20/x
  3. Step 3: Cross multiply
    39,144,367.99x = 58,723,774.55 × 12,884,687.20
  4. Step 4: Simplify right side
    39,144,367.99x = 756,637,466,280,070.62
  5. Step 5: Solve for x
    x = 756,637,466,280,070.62/39,144,367.99
  6. Step 6: Final answer
    x = 19,329,408.17

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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.