Home / 27,218,999.70-40,828,499.55-27,030,042.90

Finding the Fourth Proportional to 27,218,999.70, 40,828,499.55 and 27,030,042.90

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Solution

The fourth proportional to 27,218,999.70, 40,828,499.55 and 27,030,042.90 is: 40,545,064.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,218,999.70 : 40,828,499.55 = 27,030,042.90 : x
  2. Step 2: Convert to fraction form
    27,218,999.70/40,828,499.55 = 27,030,042.90/x
  3. Step 3: Cross multiply
    27,218,999.70x = 40,828,499.55 × 27,030,042.90
  4. Step 4: Simplify right side
    27,218,999.70x = 1,103,596,094,379,130.50
  5. Step 5: Solve for x
    x = 1,103,596,094,379,130.50/27,218,999.70
  6. Step 6: Final answer
    x = 40,545,064.35

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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.