Home / 7,872,073.22-11,808,296.67-2,114,814.18

Finding the Fourth Proportional to 7,872,073.22, 11,808,296.67 and 2,114,814.18

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Solution

The fourth proportional to 7,872,073.22, 11,808,296.67 and 2,114,814.18 is: 3,172,271.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,872,073.22 : 11,808,296.67 = 2,114,814.18 : x
  2. Step 2: Convert to fraction form
    7,872,073.22/11,808,296.67 = 2,114,814.18/x
  3. Step 3: Cross multiply
    7,872,073.22x = 11,808,296.67 × 2,114,814.18
  4. Step 4: Simplify right side
    7,872,073.22x = 24,972,353,291,574.45
  5. Step 5: Solve for x
    x = 24,972,353,291,574.45/7,872,073.22
  6. Step 6: Final answer
    x = 3,172,271.47

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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.