Home / 27,289,902.24-40,869,593.28-15,740,357.40

Finding the Fourth Proportional to 27,289,902.24, 40,869,593.28 and 15,740,357.40

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Solution

The fourth proportional to 27,289,902.24, 40,869,593.28 and 15,740,357.40 is: 23,572,895.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,289,902.24 : 40,869,593.28 = 15,740,357.40 : x
  2. Step 2: Convert to fraction form
    27,289,902.24/40,869,593.28 = 15,740,357.40/x
  3. Step 3: Cross multiply
    27,289,902.24x = 40,869,593.28 × 15,740,357.40
  4. Step 4: Simplify right side
    27,289,902.24x = 643,302,005,019,838.25
  5. Step 5: Solve for x
    x = 643,302,005,019,838.25/27,289,902.24
  6. Step 6: Final answer
    x = 23,572,895.18

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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.