Home / 9,510,061.64-13,123,878.38-5,159,148.77

Finding the Fourth Proportional to 9,510,061.64, 13,123,878.38 and 5,159,148.77

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Solution

The fourth proportional to 9,510,061.64, 13,123,878.38 and 5,159,148.77 is: 7,119,621.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,510,061.64 : 13,123,878.38 = 5,159,148.77 : x
  2. Step 2: Convert to fraction form
    9,510,061.64/13,123,878.38 = 5,159,148.77/x
  3. Step 3: Cross multiply
    9,510,061.64x = 13,123,878.38 × 5,159,148.77
  4. Step 4: Simplify right side
    9,510,061.64x = 67,708,040,910,391.45
  5. Step 5: Solve for x
    x = 67,708,040,910,391.45/9,510,061.64
  6. Step 6: Final answer
    x = 7,119,621.67

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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.