Home / 28,283,553.64-42,407,967.52-10,991,563.84

Finding the Fourth Proportional to 28,283,553.64, 42,407,967.52 and 10,991,563.84

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Solution

The fourth proportional to 28,283,553.64, 42,407,967.52 and 10,991,563.84 is: 16,480,598.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,283,553.64 : 42,407,967.52 = 10,991,563.84 : x
  2. Step 2: Convert to fraction form
    28,283,553.64/42,407,967.52 = 10,991,563.84/x
  3. Step 3: Cross multiply
    28,283,553.64x = 42,407,967.52 × 10,991,563.84
  4. Step 4: Simplify right side
    28,283,553.64x = 466,129,882,320,726.50
  5. Step 5: Solve for x
    x = 466,129,882,320,726.50/28,283,553.64
  6. Step 6: Final answer
    x = 16,480,598.17

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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.