Home / 20,725,384.90-31,088,077.36-16,395,708.10

Finding the Fourth Proportional to 20,725,384.90, 31,088,077.36 and 16,395,708.10

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Solution

The fourth proportional to 20,725,384.90, 31,088,077.36 and 16,395,708.10 is: 24,593,562.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,725,384.90 : 31,088,077.36 = 16,395,708.10 : x
  2. Step 2: Convert to fraction form
    20,725,384.90/31,088,077.36 = 16,395,708.10/x
  3. Step 3: Cross multiply
    20,725,384.90x = 31,088,077.36 × 16,395,708.10
  4. Step 4: Simplify right side
    20,725,384.90x = 509,711,041,784,778.62
  5. Step 5: Solve for x
    x = 509,711,041,784,778.62/20,725,384.90
  6. Step 6: Final answer
    x = 24,593,562.16

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1.5x scale

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.