Home / 29,499,135.30-40,708,977.30-16,447,206.78

Finding the Fourth Proportional to 29,499,135.30, 40,708,977.30 and 16,447,206.78

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Solution

The fourth proportional to 29,499,135.30, 40,708,977.30 and 16,447,206.78 is: 22,697,240.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,499,135.30 : 40,708,977.30 = 16,447,206.78 : x
  2. Step 2: Convert to fraction form
    29,499,135.30/40,708,977.30 = 16,447,206.78/x
  3. Step 3: Cross multiply
    29,499,135.30x = 40,708,977.30 × 16,447,206.78
  4. Step 4: Simplify right side
    29,499,135.30x = 669,548,967,455,426
  5. Step 5: Solve for x
    x = 669,548,967,455,426/29,499,135.30
  6. Step 6: Final answer
    x = 22,697,240.47

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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.