Home / 13,286,502.90-19,929,754.35-10,074,237.30

Finding the Fourth Proportional to 13,286,502.90, 19,929,754.35 and 10,074,237.30

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Solution

The fourth proportional to 13,286,502.90, 19,929,754.35 and 10,074,237.30 is: 15,111,355.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,286,502.90 : 19,929,754.35 = 10,074,237.30 : x
  2. Step 2: Convert to fraction form
    13,286,502.90/19,929,754.35 = 10,074,237.30/x
  3. Step 3: Cross multiply
    13,286,502.90x = 19,929,754.35 × 10,074,237.30
  4. Step 4: Simplify right side
    13,286,502.90x = 200,777,074,652,607.28
  5. Step 5: Solve for x
    x = 200,777,074,652,607.28/13,286,502.90
  6. Step 6: Final answer
    x = 15,111,355.95

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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.