Home / 7,299,678.91-10,070,208.61-4,722,190.87

Finding the Fourth Proportional to 7,299,678.91, 10,070,208.61 and 4,722,190.87

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Solution

The fourth proportional to 7,299,678.91, 10,070,208.61 and 4,722,190.87 is: 6,514,457.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,299,678.91 : 10,070,208.61 = 4,722,190.87 : x
  2. Step 2: Convert to fraction form
    7,299,678.91/10,070,208.61 = 4,722,190.87/x
  3. Step 3: Cross multiply
    7,299,678.91x = 10,070,208.61 × 4,722,190.87
  4. Step 4: Simplify right side
    7,299,678.91x = 47,553,447,157,137.39
  5. Step 5: Solve for x
    x = 47,553,447,157,137.39/7,299,678.91
  6. Step 6: Final answer
    x = 6,514,457.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.