Home / 21,608,903.16-32,413,410.09-8,829,407.86

Finding the Fourth Proportional to 21,608,903.16, 32,413,410.09 and 8,829,407.86

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Solution

The fourth proportional to 21,608,903.16, 32,413,410.09 and 8,829,407.86 is: 13,244,134.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,608,903.16 : 32,413,410.09 = 8,829,407.86 : x
  2. Step 2: Convert to fraction form
    21,608,903.16/32,413,410.09 = 8,829,407.86/x
  3. Step 3: Cross multiply
    21,608,903.16x = 32,413,410.09 × 8,829,407.86
  4. Step 4: Simplify right side
    21,608,903.16x = 286,191,217,818,049.31
  5. Step 5: Solve for x
    x = 286,191,217,818,049.31/21,608,903.16
  6. Step 6: Final answer
    x = 13,244,134.41

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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.