Home / 19,648,767.78-29,471,770.62-7,350,385.50

Finding the Fourth Proportional to 19,648,767.78, 29,471,770.62 and 7,350,385.50

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Solution

The fourth proportional to 19,648,767.78, 29,471,770.62 and 7,350,385.50 is: 11,025,061.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,648,767.78 : 29,471,770.62 = 7,350,385.50 : x
  2. Step 2: Convert to fraction form
    19,648,767.78/29,471,770.62 = 7,350,385.50/x
  3. Step 3: Cross multiply
    19,648,767.78x = 29,471,770.62 × 7,350,385.50
  4. Step 4: Simplify right side
    19,648,767.78x = 216,628,875,424,574.03
  5. Step 5: Solve for x
    x = 216,628,875,424,574.03/19,648,767.78
  6. Step 6: Final answer
    x = 11,025,061.61

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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.