Home / 36,429,950.40-54,707,911.20-19,423,838.40

Finding the Fourth Proportional to 36,429,950.40, 54,707,911.20 and 19,423,838.40

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Solution

The fourth proportional to 36,429,950.40, 54,707,911.20 and 19,423,838.40 is: 29,169,340.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,429,950.40 : 54,707,911.20 = 19,423,838.40 : x
  2. Step 2: Convert to fraction form
    36,429,950.40/54,707,911.20 = 19,423,838.40/x
  3. Step 3: Cross multiply
    36,429,950.40x = 54,707,911.20 × 19,423,838.40
  4. Step 4: Simplify right side
    36,429,950.40x = 1,062,637,626,350,350
  5. Step 5: Solve for x
    x = 1,062,637,626,350,350/36,429,950.40
  6. Step 6: Final answer
    x = 29,169,340.47

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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.