Home / 21,386,235.92-32,066,543.01-6,806,857.90

Finding the Fourth Proportional to 21,386,235.92, 32,066,543.01 and 6,806,857.90

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Solution

The fourth proportional to 21,386,235.92, 32,066,543.01 and 6,806,857.90 is: 10,206,209.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,386,235.92 : 32,066,543.01 = 6,806,857.90 : x
  2. Step 2: Convert to fraction form
    21,386,235.92/32,066,543.01 = 6,806,857.90/x
  3. Step 3: Cross multiply
    21,386,235.92x = 32,066,543.01 × 6,806,857.90
  4. Step 4: Simplify right side
    21,386,235.92x = 218,272,401,613,308.31
  5. Step 5: Solve for x
    x = 218,272,401,613,308.31/21,386,235.92
  6. Step 6: Final answer
    x = 10,206,209.38

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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.