Home / 13,217,242.95-19,822,501.38-4,117,644.42

Finding the Fourth Proportional to 13,217,242.95, 19,822,501.38 and 4,117,644.42

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Solution

The fourth proportional to 13,217,242.95, 19,822,501.38 and 4,117,644.42 is: 6,175,418.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,217,242.95 : 19,822,501.38 = 4,117,644.42 : x
  2. Step 2: Convert to fraction form
    13,217,242.95/19,822,501.38 = 4,117,644.42/x
  3. Step 3: Cross multiply
    13,217,242.95x = 19,822,501.38 × 4,117,644.42
  4. Step 4: Simplify right side
    13,217,242.95x = 81,622,012,197,799.30
  5. Step 5: Solve for x
    x = 81,622,012,197,799.30/13,217,242.95
  6. Step 6: Final answer
    x = 6,175,418.92

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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.