Home / 22,307,341.80-33,454,311.90-7,928,519.40

Finding the Fourth Proportional to 22,307,341.80, 33,454,311.90 and 7,928,519.40

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Solution

The fourth proportional to 22,307,341.80, 33,454,311.90 and 7,928,519.40 is: 11,890,397.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,307,341.80 : 33,454,311.90 = 7,928,519.40 : x
  2. Step 2: Convert to fraction form
    22,307,341.80/33,454,311.90 = 7,928,519.40/x
  3. Step 3: Cross multiply
    22,307,341.80x = 33,454,311.90 × 7,928,519.40
  4. Step 4: Simplify right side
    22,307,341.80x = 265,243,160,912,800.88
  5. Step 5: Solve for x
    x = 265,243,160,912,800.88/22,307,341.80
  6. Step 6: Final answer
    x = 11,890,397.49

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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.