Home / 16,008,280.72-22,091,434.22-8,666,113.68

Finding the Fourth Proportional to 16,008,280.72, 22,091,434.22 and 8,666,113.68

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Solution

The fourth proportional to 16,008,280.72, 22,091,434.22 and 8,666,113.68 is: 11,959,240.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,008,280.72 : 22,091,434.22 = 8,666,113.68 : x
  2. Step 2: Convert to fraction form
    16,008,280.72/22,091,434.22 = 8,666,113.68/x
  3. Step 3: Cross multiply
    16,008,280.72x = 22,091,434.22 × 8,666,113.68
  4. Step 4: Simplify right side
    16,008,280.72x = 191,446,880,326,427.41
  5. Step 5: Solve for x
    x = 191,446,880,326,427.41/16,008,280.72
  6. Step 6: Final answer
    x = 11,959,240.58

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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.