Home / 22,144,940.10-33,217,410.15-20,444,328.90

Finding the Fourth Proportional to 22,144,940.10, 33,217,410.15 and 20,444,328.90

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Solution

The fourth proportional to 22,144,940.10, 33,217,410.15 and 20,444,328.90 is: 30,666,493.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,144,940.10 : 33,217,410.15 = 20,444,328.90 : x
  2. Step 2: Convert to fraction form
    22,144,940.10/33,217,410.15 = 20,444,328.90/x
  3. Step 3: Cross multiply
    22,144,940.10x = 33,217,410.15 × 20,444,328.90
  4. Step 4: Simplify right side
    22,144,940.10x = 679,107,658,312,798.25
  5. Step 5: Solve for x
    x = 679,107,658,312,798.25/22,144,940.10
  6. Step 6: Final answer
    x = 30,666,493.35

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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.