Home / 16,442,449.32-22,692,700.08-9,919,601.67

Finding the Fourth Proportional to 16,442,449.32, 22,692,700.08 and 9,919,601.67

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Solution

The fourth proportional to 16,442,449.32, 22,692,700.08 and 9,919,601.67 is: 13,690,329.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,442,449.32 : 22,692,700.08 = 9,919,601.67 : x
  2. Step 2: Convert to fraction form
    16,442,449.32/22,692,700.08 = 9,919,601.67/x
  3. Step 3: Cross multiply
    16,442,449.32x = 22,692,700.08 × 9,919,601.67
  4. Step 4: Simplify right side
    16,442,449.32x = 225,102,545,610,377.12
  5. Step 5: Solve for x
    x = 225,102,545,610,377.12/16,442,449.32
  6. Step 6: Final answer
    x = 13,690,329.30

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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.