Home / 16,535,596.52-22,820,401.22-9,920,432.68

Finding the Fourth Proportional to 16,535,596.52, 22,820,401.22 and 9,920,432.68

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Solution

The fourth proportional to 16,535,596.52, 22,820,401.22 and 9,920,432.68 is: 13,690,963.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,535,596.52 : 22,820,401.22 = 9,920,432.68 : x
  2. Step 2: Convert to fraction form
    16,535,596.52/22,820,401.22 = 9,920,432.68/x
  3. Step 3: Cross multiply
    16,535,596.52x = 22,820,401.22 × 9,920,432.68
  4. Step 4: Simplify right side
    16,535,596.52x = 226,388,254,033,599.84
  5. Step 5: Solve for x
    x = 226,388,254,033,599.84/16,535,596.52
  6. Step 6: Final answer
    x = 13,690,963.84

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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.