Home / 12,113,354.52-16,719,016.23-6,959,557.80

Finding the Fourth Proportional to 12,113,354.52, 16,719,016.23 and 6,959,557.80

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Solution

The fourth proportional to 12,113,354.52, 16,719,016.23 and 6,959,557.80 is: 9,605,676.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,113,354.52 : 16,719,016.23 = 6,959,557.80 : x
  2. Step 2: Convert to fraction form
    12,113,354.52/16,719,016.23 = 6,959,557.80/x
  3. Step 3: Cross multiply
    12,113,354.52x = 16,719,016.23 × 6,959,557.80
  4. Step 4: Simplify right side
    12,113,354.52x = 116,356,959,811,823.09
  5. Step 5: Solve for x
    x = 116,356,959,811,823.09/12,113,354.52
  6. Step 6: Final answer
    x = 9,605,676.08

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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.