Home / 12,272,850-16,937,057.88-6,840,342

Finding the Fourth Proportional to 12,272,850, 16,937,057.88 and 6,840,342

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Solution

The fourth proportional to 12,272,850, 16,937,057.88 and 6,840,342 is: 9,439,964.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,272,850 : 16,937,057.88 = 6,840,342 : x
  2. Step 2: Convert to fraction form
    12,272,850/16,937,057.88 = 6,840,342/x
  3. Step 3: Cross multiply
    12,272,850x = 16,937,057.88 × 6,840,342
  4. Step 4: Simplify right side
    12,272,850x = 115,855,268,372,994.95
  5. Step 5: Solve for x
    x = 115,855,268,372,994.95/12,272,850
  6. Step 6: Final answer
    x = 9,439,964.50

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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.