Home / 14,016,845.78-19,343,251.03-7,737,376.93

Finding the Fourth Proportional to 14,016,845.78, 19,343,251.03 and 7,737,376.93

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Solution

The fourth proportional to 14,016,845.78, 19,343,251.03 and 7,737,376.93 is: 10,677,582.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,016,845.78 : 19,343,251.03 = 7,737,376.93 : x
  2. Step 2: Convert to fraction form
    14,016,845.78/19,343,251.03 = 7,737,376.93/x
  3. Step 3: Cross multiply
    14,016,845.78x = 19,343,251.03 × 7,737,376.93
  4. Step 4: Simplify right side
    14,016,845.78x = 149,666,024,270,720.75
  5. Step 5: Solve for x
    x = 149,666,024,270,720.75/14,016,845.78
  6. Step 6: Final answer
    x = 10,677,582.29

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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.