Home / 16,864,660.49-23,273,238.74-9,129,702.38

Finding the Fourth Proportional to 16,864,660.49, 23,273,238.74 and 9,129,702.38

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Solution

The fourth proportional to 16,864,660.49, 23,273,238.74 and 9,129,702.38 is: 12,598,993.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,864,660.49 : 23,273,238.74 = 9,129,702.38 : x
  2. Step 2: Convert to fraction form
    16,864,660.49/23,273,238.74 = 9,129,702.38/x
  3. Step 3: Cross multiply
    16,864,660.49x = 23,273,238.74 × 9,129,702.38
  4. Step 4: Simplify right side
    16,864,660.49x = 212,477,742,952,871.50
  5. Step 5: Solve for x
    x = 212,477,742,952,871.50/16,864,660.49
  6. Step 6: Final answer
    x = 12,598,993.21

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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.