Home / 20,005,772.68-27,607,994.94-10,838,415.16

Finding the Fourth Proportional to 20,005,772.68, 27,607,994.94 and 10,838,415.16

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Solution

The fourth proportional to 20,005,772.68, 27,607,994.94 and 10,838,415.16 is: 14,957,028.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,005,772.68 : 27,607,994.94 = 10,838,415.16 : x
  2. Step 2: Convert to fraction form
    20,005,772.68/27,607,994.94 = 10,838,415.16/x
  3. Step 3: Cross multiply
    20,005,772.68x = 27,607,994.94 × 10,838,415.16
  4. Step 4: Simplify right side
    20,005,772.68x = 299,226,910,894,899.31
  5. Step 5: Solve for x
    x = 299,226,910,894,899.31/20,005,772.68
  6. Step 6: Final answer
    x = 14,957,028.44

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1.5x scale

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.