Home / 40,439,101.80-60,658,652.70-11,686,175.40

Finding the Fourth Proportional to 40,439,101.80, 60,658,652.70 and 11,686,175.40

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Solution

The fourth proportional to 40,439,101.80, 60,658,652.70 and 11,686,175.40 is: 17,529,263.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,439,101.80 : 60,658,652.70 = 11,686,175.40 : x
  2. Step 2: Convert to fraction form
    40,439,101.80/60,658,652.70 = 11,686,175.40/x
  3. Step 3: Cross multiply
    40,439,101.80x = 60,658,652.70 × 11,686,175.40
  4. Step 4: Simplify right side
    40,439,101.80x = 708,867,654,979,883.62
  5. Step 5: Solve for x
    x = 708,867,654,979,883.62/40,439,101.80
  6. Step 6: Final answer
    x = 17,529,263.10

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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.