Home / 45,838,198.89-68,742,703.76-15,127,061.85

Finding the Fourth Proportional to 45,838,198.89, 68,742,703.76 and 15,127,061.85

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Solution

The fourth proportional to 45,838,198.89, 68,742,703.76 and 15,127,061.85 is: 22,685,776.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,838,198.89 : 68,742,703.76 = 15,127,061.85 : x
  2. Step 2: Convert to fraction form
    45,838,198.89/68,742,703.76 = 15,127,061.85/x
  3. Step 3: Cross multiply
    45,838,198.89x = 68,742,703.76 × 15,127,061.85
  4. Step 4: Simplify right side
    45,838,198.89x = 1,039,875,131,438,112.12
  5. Step 5: Solve for x
    x = 1,039,875,131,438,112.12/45,838,198.89
  6. Step 6: Final answer
    x = 22,685,776.42

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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.