Home / 21,475,438.38-32,218,202.39-7,098,506.46

Finding the Fourth Proportional to 21,475,438.38, 32,218,202.39 and 7,098,506.46

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Solution

The fourth proportional to 21,475,438.38, 32,218,202.39 and 7,098,506.46 is: 10,649,427.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,475,438.38 : 32,218,202.39 = 7,098,506.46 : x
  2. Step 2: Convert to fraction form
    21,475,438.38/32,218,202.39 = 7,098,506.46/x
  3. Step 3: Cross multiply
    21,475,438.38x = 32,218,202.39 × 7,098,506.46
  4. Step 4: Simplify right side
    21,475,438.38x = 228,701,117,759,509.91
  5. Step 5: Solve for x
    x = 228,701,117,759,509.91/21,475,438.38
  6. Step 6: Final answer
    x = 10,649,427.21

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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.