Home / 7,588,528.92-11,377,737.09-4,178,421.36

Finding the Fourth Proportional to 7,588,528.92, 11,377,737.09 and 4,178,421.36

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Solution

The fourth proportional to 7,588,528.92, 11,377,737.09 and 4,178,421.36 is: 6,264,847.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,588,528.92 : 11,377,737.09 = 4,178,421.36 : x
  2. Step 2: Convert to fraction form
    7,588,528.92/11,377,737.09 = 4,178,421.36/x
  3. Step 3: Cross multiply
    7,588,528.92x = 11,377,737.09 × 4,178,421.36
  4. Step 4: Simplify right side
    7,588,528.92x = 47,540,979,685,320.24
  5. Step 5: Solve for x
    x = 47,540,979,685,320.24/7,588,528.92
  6. Step 6: Final answer
    x = 6,264,847.93

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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.