Home / 22,210,540.88-30,652,108.34-12,421,895.87

Finding the Fourth Proportional to 22,210,540.88, 30,652,108.34 and 12,421,895.87

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Solution

The fourth proportional to 22,210,540.88, 30,652,108.34 and 12,421,895.87 is: 17,143,089.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,210,540.88 : 30,652,108.34 = 12,421,895.87 : x
  2. Step 2: Convert to fraction form
    22,210,540.88/30,652,108.34 = 12,421,895.87/x
  3. Step 3: Cross multiply
    22,210,540.88x = 30,652,108.34 × 12,421,895.87
  4. Step 4: Simplify right side
    22,210,540.88x = 380,757,298,009,959.38
  5. Step 5: Solve for x
    x = 380,757,298,009,959.38/22,210,540.88
  6. Step 6: Final answer
    x = 17,143,089.86

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.