Home / 15,879,814.11-23,820,859.70-6,648,497.10

Finding the Fourth Proportional to 15,879,814.11, 23,820,859.70 and 6,648,497.10

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Solution

The fourth proportional to 15,879,814.11, 23,820,859.70 and 6,648,497.10 is: 9,973,222.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,879,814.11 : 23,820,859.70 = 6,648,497.10 : x
  2. Step 2: Convert to fraction form
    15,879,814.11/23,820,859.70 = 6,648,497.10/x
  3. Step 3: Cross multiply
    15,879,814.11x = 23,820,859.70 × 6,648,497.10
  4. Step 4: Simplify right side
    15,879,814.11x = 158,372,916,715,974.47
  5. Step 5: Solve for x
    x = 158,372,916,715,974.47/15,879,814.11
  6. Step 6: Final answer
    x = 9,973,222.33

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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.