Home / 19,806,431.55-29,709,749.84-9,016,186.34

Finding the Fourth Proportional to 19,806,431.55, 29,709,749.84 and 9,016,186.34

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Solution

The fourth proportional to 19,806,431.55, 29,709,749.84 and 9,016,186.34 is: 13,524,326.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,806,431.55 : 29,709,749.84 = 9,016,186.34 : x
  2. Step 2: Convert to fraction form
    19,806,431.55/29,709,749.84 = 9,016,186.34/x
  3. Step 3: Cross multiply
    19,806,431.55x = 29,709,749.84 × 9,016,186.34
  4. Step 4: Simplify right side
    19,806,431.55x = 267,868,640,478,595.53
  5. Step 5: Solve for x
    x = 267,868,640,478,595.53/19,806,431.55
  6. Step 6: Final answer
    x = 13,524,326.17

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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.