Home / 22,491,267.40-31,014,751.38-19,238,849.48

Finding the Fourth Proportional to 22,491,267.40, 31,014,751.38 and 19,238,849.48

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Solution

The fourth proportional to 22,491,267.40, 31,014,751.38 and 19,238,849.48 is: 26,529,769.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,491,267.40 : 31,014,751.38 = 19,238,849.48 : x
  2. Step 2: Convert to fraction form
    22,491,267.40/31,014,751.38 = 19,238,849.48/x
  3. Step 3: Cross multiply
    22,491,267.40x = 31,014,751.38 × 19,238,849.48
  4. Step 4: Simplify right side
    22,491,267.40x = 596,688,133,459,442.25
  5. Step 5: Solve for x
    x = 596,688,133,459,442.25/22,491,267.40
  6. Step 6: Final answer
    x = 26,529,769.21

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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.