Home / 30,045,545.24-41,465,079.51-16,816,045.28

Finding the Fourth Proportional to 30,045,545.24, 41,465,079.51 and 16,816,045.28

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Solution

The fourth proportional to 30,045,545.24, 41,465,079.51 and 16,816,045.28 is: 23,207,388.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,045,545.24 : 41,465,079.51 = 16,816,045.28 : x
  2. Step 2: Convert to fraction form
    30,045,545.24/41,465,079.51 = 16,816,045.28/x
  3. Step 3: Cross multiply
    30,045,545.24x = 41,465,079.51 × 16,816,045.28
  4. Step 4: Simplify right side
    30,045,545.24x = 697,278,654,578,960.25
  5. Step 5: Solve for x
    x = 697,278,654,578,960.25/30,045,545.24
  6. Step 6: Final answer
    x = 23,207,388.95

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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.