Home / 15,423,421.46-23,135,130.77-6,787,521.90

Finding the Fourth Proportional to 15,423,421.46, 23,135,130.77 and 6,787,521.90

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Solution

The fourth proportional to 15,423,421.46, 23,135,130.77 and 6,787,521.90 is: 10,181,282.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,423,421.46 : 23,135,130.77 = 6,787,521.90 : x
  2. Step 2: Convert to fraction form
    15,423,421.46/23,135,130.77 = 6,787,521.90/x
  3. Step 3: Cross multiply
    15,423,421.46x = 23,135,130.77 × 6,787,521.90
  4. Step 4: Simplify right side
    15,423,421.46x = 157,030,206,726,801.28
  5. Step 5: Solve for x
    x = 157,030,206,726,801.28/15,423,421.46
  6. Step 6: Final answer
    x = 10,181,282.23

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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.