Home / 7,864,392.64-10,854,632-5,146,564

Finding the Fourth Proportional to 7,864,392.64, 10,854,632 and 5,146,564

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Solution

The fourth proportional to 7,864,392.64, 10,854,632 and 5,146,564 is: 7,103,416.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,864,392.64 : 10,854,632 = 5,146,564 : x
  2. Step 2: Convert to fraction form
    7,864,392.64/10,854,632 = 5,146,564/x
  3. Step 3: Cross multiply
    7,864,392.64x = 10,854,632 × 5,146,564
  4. Step 4: Simplify right side
    7,864,392.64x = 55,864,058,284,448
  5. Step 5: Solve for x
    x = 55,864,058,284,448/7,864,392.64
  6. Step 6: Final answer
    x = 7,103,416.73

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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.