Home / 21,608,911.65-32,413,422.83-8,829,416.35

Finding the Fourth Proportional to 21,608,911.65, 32,413,422.83 and 8,829,416.35

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Solution

The fourth proportional to 21,608,911.65, 32,413,422.83 and 8,829,416.35 is: 13,244,147.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,608,911.65 : 32,413,422.83 = 8,829,416.35 : x
  2. Step 2: Convert to fraction form
    21,608,911.65/32,413,422.83 = 8,829,416.35/x
  3. Step 3: Cross multiply
    21,608,911.65x = 32,413,422.83 × 8,829,416.35
  4. Step 4: Simplify right side
    21,608,911.65x = 286,191,605,604,894.94
  5. Step 5: Solve for x
    x = 286,191,605,604,894.94/21,608,911.65
  6. Step 6: Final answer
    x = 13,244,147.15

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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.