Home / 34,307,834.91-47,344,812.42-18,837,919.55

Finding the Fourth Proportional to 34,307,834.91, 47,344,812.42 and 18,837,919.55

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Solution

The fourth proportional to 34,307,834.91, 47,344,812.42 and 18,837,919.55 is: 25,996,329.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,307,834.91 : 47,344,812.42 = 18,837,919.55 : x
  2. Step 2: Convert to fraction form
    34,307,834.91/47,344,812.42 = 18,837,919.55/x
  3. Step 3: Cross multiply
    34,307,834.91x = 47,344,812.42 × 18,837,919.55
  4. Step 4: Simplify right side
    34,307,834.91x = 891,877,767,477,800.88
  5. Step 5: Solve for x
    x = 891,877,767,477,800.88/34,307,834.91
  6. Step 6: Final answer
    x = 25,996,329.11

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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.