Home / 15,521,758.20-23,282,637.30-7,430,568.98

Finding the Fourth Proportional to 15,521,758.20, 23,282,637.30 and 7,430,568.98

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Solution

The fourth proportional to 15,521,758.20, 23,282,637.30 and 7,430,568.98 is: 11,145,853.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,521,758.20 : 23,282,637.30 = 7,430,568.98 : x
  2. Step 2: Convert to fraction form
    15,521,758.20/23,282,637.30 = 7,430,568.98/x
  3. Step 3: Cross multiply
    15,521,758.20x = 23,282,637.30 × 7,430,568.98
  4. Step 4: Simplify right side
    15,521,758.20x = 173,003,242,377,557.75
  5. Step 5: Solve for x
    x = 173,003,242,377,557.75/15,521,758.20
  6. Step 6: Final answer
    x = 11,145,853.46

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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.