Home / 15,628,909.18-23,430,844.11-7,427,435.01

Finding the Fourth Proportional to 15,628,909.18, 23,430,844.11 and 7,427,435.01

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Solution

The fourth proportional to 15,628,909.18, 23,430,844.11 and 7,427,435.01 is: 11,135,202.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,628,909.18 : 23,430,844.11 = 7,427,435.01 : x
  2. Step 2: Convert to fraction form
    15,628,909.18/23,430,844.11 = 7,427,435.01/x
  3. Step 3: Cross multiply
    15,628,909.18x = 23,430,844.11 × 7,427,435.01
  4. Step 4: Simplify right side
    15,628,909.18x = 174,031,071,865,586.72
  5. Step 5: Solve for x
    x = 174,031,071,865,586.72/15,628,909.18
  6. Step 6: Final answer
    x = 11,135,202.71

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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.