Home / 73,119,503.16-109,678,147.58-17,787,859.15

Finding the Fourth Proportional to 73,119,503.16, 109,678,147.58 and 17,787,859.15

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Solution

The fourth proportional to 73,119,503.16, 109,678,147.58 and 17,787,859.15 is: 26,681,519.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,119,503.16 : 109,678,147.58 = 17,787,859.15 : x
  2. Step 2: Convert to fraction form
    73,119,503.16/109,678,147.58 = 17,787,859.15/x
  3. Step 3: Cross multiply
    73,119,503.16x = 109,678,147.58 × 17,787,859.15
  4. Step 4: Simplify right side
    73,119,503.16x = 1,950,939,440,437,562.50
  5. Step 5: Solve for x
    x = 1,950,939,440,437,562.50/73,119,503.16
  6. Step 6: Final answer
    x = 26,681,519.38

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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.