Home / 13,036,402.17-19,586,484.87-12,311,277.21

Finding the Fourth Proportional to 13,036,402.17, 19,586,484.87 and 12,311,277.21

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Solution

The fourth proportional to 13,036,402.17, 19,586,484.87 and 12,311,277.21 is: 18,497,024.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,036,402.17 : 19,586,484.87 = 12,311,277.21 : x
  2. Step 2: Convert to fraction form
    13,036,402.17/19,586,484.87 = 12,311,277.21/x
  3. Step 3: Cross multiply
    13,036,402.17x = 19,586,484.87 × 12,311,277.21
  4. Step 4: Simplify right side
    13,036,402.17x = 241,134,644,804,040.84
  5. Step 5: Solve for x
    x = 241,134,644,804,040.84/13,036,402.17
  6. Step 6: Final answer
    x = 18,497,024.08

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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.