Home / 52,017,176.70-78,002,145.45-19,658,324.70

Finding the Fourth Proportional to 52,017,176.70, 78,002,145.45 and 19,658,324.70

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Solution

The fourth proportional to 52,017,176.70, 78,002,145.45 and 19,658,324.70 is: 29,478,560.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,017,176.70 : 78,002,145.45 = 19,658,324.70 : x
  2. Step 2: Convert to fraction form
    52,017,176.70/78,002,145.45 = 19,658,324.70/x
  3. Step 3: Cross multiply
    52,017,176.70x = 78,002,145.45 × 19,658,324.70
  4. Step 4: Simplify right side
    52,017,176.70x = 1,533,391,502,552,727.50
  5. Step 5: Solve for x
    x = 1,533,391,502,552,727.50/52,017,176.70
  6. Step 6: Final answer
    x = 29,478,560.73

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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.