Home / 27,177,988-40,766,981.44-9,907,483.84

Finding the Fourth Proportional to 27,177,988, 40,766,981.44 and 9,907,483.84

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Solution

The fourth proportional to 27,177,988, 40,766,981.44 and 9,907,483.84 is: 14,861,225.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,177,988 : 40,766,981.44 = 9,907,483.84 : x
  2. Step 2: Convert to fraction form
    27,177,988/40,766,981.44 = 9,907,483.84/x
  3. Step 3: Cross multiply
    27,177,988x = 40,766,981.44 × 9,907,483.84
  4. Step 4: Simplify right side
    27,177,988x = 403,898,209,822,379.88
  5. Step 5: Solve for x
    x = 403,898,209,822,379.88/27,177,988
  6. Step 6: Final answer
    x = 14,861,225.56

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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.