Home / 15,423,421.65-23,135,131.06-6,787,522.09

Finding the Fourth Proportional to 15,423,421.65, 23,135,131.06 and 6,787,522.09

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Solution

The fourth proportional to 15,423,421.65, 23,135,131.06 and 6,787,522.09 is: 10,181,282.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,423,421.65 : 23,135,131.06 = 6,787,522.09 : x
  2. Step 2: Convert to fraction form
    15,423,421.65/23,135,131.06 = 6,787,522.09/x
  3. Step 3: Cross multiply
    15,423,421.65x = 23,135,131.06 × 6,787,522.09
  4. Step 4: Simplify right side
    15,423,421.65x = 157,030,213,124,795.09
  5. Step 5: Solve for x
    x = 157,030,213,124,795.09/15,423,421.65
  6. Step 6: Final answer
    x = 10,181,282.51

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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.