Home / 16,111,422.30-22,234,243.95-9,920,040.85

Finding the Fourth Proportional to 16,111,422.30, 22,234,243.95 and 9,920,040.85

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Solution

The fourth proportional to 16,111,422.30, 22,234,243.95 and 9,920,040.85 is: 13,689,952.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,111,422.30 : 22,234,243.95 = 9,920,040.85 : x
  2. Step 2: Convert to fraction form
    16,111,422.30/22,234,243.95 = 9,920,040.85/x
  3. Step 3: Cross multiply
    16,111,422.30x = 22,234,243.95 × 9,920,040.85
  4. Step 4: Simplify right side
    16,111,422.30x = 220,564,608,252,865.34
  5. Step 5: Solve for x
    x = 220,564,608,252,865.34/16,111,422.30
  6. Step 6: Final answer
    x = 13,689,952.64

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1.5x scale

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.