Home / 47,288,490.49-70,930,212.30-12,744,338.01

Finding the Fourth Proportional to 47,288,490.49, 70,930,212.30 and 12,744,338.01

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Solution

The fourth proportional to 47,288,490.49, 70,930,212.30 and 12,744,338.01 is: 19,115,826.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,288,490.49 : 70,930,212.30 = 12,744,338.01 : x
  2. Step 2: Convert to fraction form
    47,288,490.49/70,930,212.30 = 12,744,338.01/x
  3. Step 3: Cross multiply
    47,288,490.49x = 70,930,212.30 × 12,744,338.01
  4. Step 4: Simplify right side
    47,288,490.49x = 903,958,600,406,271.12
  5. Step 5: Solve for x
    x = 903,958,600,406,271.12/47,288,490.49
  6. Step 6: Final answer
    x = 19,115,826.94

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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.