Home / 42,715,753.11-64,072,950.95-10,367,923.35

Finding the Fourth Proportional to 42,715,753.11, 64,072,950.95 and 10,367,923.35

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Solution

The fourth proportional to 42,715,753.11, 64,072,950.95 and 10,367,923.35 is: 15,551,720.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,715,753.11 : 64,072,950.95 = 10,367,923.35 : x
  2. Step 2: Convert to fraction form
    42,715,753.11/64,072,950.95 = 10,367,923.35/x
  3. Step 3: Cross multiply
    42,715,753.11x = 64,072,950.95 × 10,367,923.35
  4. Step 4: Simplify right side
    42,715,753.11x = 664,303,444,206,070
  5. Step 5: Solve for x
    x = 664,303,444,206,070/42,715,753.11
  6. Step 6: Final answer
    x = 15,551,720.29

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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.