Home / 20,005,563.67-27,607,705.88-10,838,206.42

Finding the Fourth Proportional to 20,005,563.67, 27,607,705.88 and 10,838,206.42

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Solution

The fourth proportional to 20,005,563.67, 27,607,705.88 and 10,838,206.42 is: 14,956,740.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,005,563.67 : 27,607,705.88 = 10,838,206.42 : x
  2. Step 2: Convert to fraction form
    20,005,563.67/27,607,705.88 = 10,838,206.42/x
  3. Step 3: Cross multiply
    20,005,563.67x = 27,607,705.88 × 10,838,206.42
  4. Step 4: Simplify right side
    20,005,563.67x = 299,218,014,986,877.44
  5. Step 5: Solve for x
    x = 299,218,014,986,877.44/20,005,563.67
  6. Step 6: Final answer
    x = 14,956,740.03

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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.