Home / 73,101,134.90-109,609,711.95-21,975,490.10

Finding the Fourth Proportional to 73,101,134.90, 109,609,711.95 and 21,975,490.10

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Solution

The fourth proportional to 73,101,134.90, 109,609,711.95 and 21,975,490.10 is: 32,950,612.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,101,134.90 : 109,609,711.95 = 21,975,490.10 : x
  2. Step 2: Convert to fraction form
    73,101,134.90/109,609,711.95 = 21,975,490.10/x
  3. Step 3: Cross multiply
    73,101,134.90x = 109,609,711.95 × 21,975,490.10
  4. Step 4: Simplify right side
    73,101,134.90x = 2,408,727,139,821,077
  5. Step 5: Solve for x
    x = 2,408,727,139,821,077/73,101,134.90
  6. Step 6: Final answer
    x = 32,950,612.10

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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.