Home / 67,208,007.80-100,741,152.90-26,251,621.40

Finding the Fourth Proportional to 67,208,007.80, 100,741,152.90 and 26,251,621.40

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Solution

The fourth proportional to 67,208,007.80, 100,741,152.90 and 26,251,621.40 is: 39,349,754.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,208,007.80 : 100,741,152.90 = 26,251,621.40 : x
  2. Step 2: Convert to fraction form
    67,208,007.80/100,741,152.90 = 26,251,621.40/x
  3. Step 3: Cross multiply
    67,208,007.80x = 100,741,152.90 × 26,251,621.40
  4. Step 4: Simplify right side
    67,208,007.80x = 2,644,618,605,330,312
  5. Step 5: Solve for x
    x = 2,644,618,605,330,312/67,208,007.80
  6. Step 6: Final answer
    x = 39,349,754.47

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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.