Home / 38,834,946.10-53,593,509.90-21,194,811.46

Finding the Fourth Proportional to 38,834,946.10, 53,593,509.90 and 21,194,811.46

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Solution

The fourth proportional to 38,834,946.10, 53,593,509.90 and 21,194,811.46 is: 29,249,540.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,834,946.10 : 53,593,509.90 = 21,194,811.46 : x
  2. Step 2: Convert to fraction form
    38,834,946.10/53,593,509.90 = 21,194,811.46/x
  3. Step 3: Cross multiply
    38,834,946.10x = 53,593,509.90 × 21,194,811.46
  4. Step 4: Simplify right side
    38,834,946.10x = 1,135,904,337,810,143.50
  5. Step 5: Solve for x
    x = 1,135,904,337,810,143.50/38,834,946.10
  6. Step 6: Final answer
    x = 29,249,540.73

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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.