Home / 21,787,223.40-32,680,835.10-6,641,130.60

Finding the Fourth Proportional to 21,787,223.40, 32,680,835.10 and 6,641,130.60

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Solution

The fourth proportional to 21,787,223.40, 32,680,835.10 and 6,641,130.60 is: 9,961,695.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,787,223.40 : 32,680,835.10 = 6,641,130.60 : x
  2. Step 2: Convert to fraction form
    21,787,223.40/32,680,835.10 = 6,641,130.60/x
  3. Step 3: Cross multiply
    21,787,223.40x = 32,680,835.10 × 6,641,130.60
  4. Step 4: Simplify right side
    21,787,223.40x = 217,037,694,016,164.06
  5. Step 5: Solve for x
    x = 217,037,694,016,164.06/21,787,223.40
  6. Step 6: Final answer
    x = 9,961,695.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.