Home / 6,402,924.90-9,604,892.79-2,143,108.98

Finding the Fourth Proportional to 6,402,924.90, 9,604,892.79 and 2,143,108.98

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Solution

The fourth proportional to 6,402,924.90, 9,604,892.79 and 2,143,108.98 is: 3,214,832.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,402,924.90 : 9,604,892.79 = 2,143,108.98 : x
  2. Step 2: Convert to fraction form
    6,402,924.90/9,604,892.79 = 2,143,108.98/x
  3. Step 3: Cross multiply
    6,402,924.90x = 9,604,892.79 × 2,143,108.98
  4. Step 4: Simplify right side
    6,402,924.90x = 20,584,331,990,186.25
  5. Step 5: Solve for x
    x = 20,584,331,990,186.25/6,402,924.90
  6. Step 6: Final answer
    x = 3,214,832.64

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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.