Home / 21,608,904.40-32,413,411.98-8,829,409.12

Finding the Fourth Proportional to 21,608,904.40, 32,413,411.98 and 8,829,409.12

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Solution

The fourth proportional to 21,608,904.40, 32,413,411.98 and 8,829,409.12 is: 13,244,136.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,608,904.40 : 32,413,411.98 = 8,829,409.12 : x
  2. Step 2: Convert to fraction form
    21,608,904.40/32,413,411.98 = 8,829,409.12/x
  3. Step 3: Cross multiply
    21,608,904.40x = 32,413,411.98 × 8,829,409.12
  4. Step 4: Simplify right side
    21,608,904.40x = 286,191,275,265,495.75
  5. Step 5: Solve for x
    x = 286,191,275,265,495.75/21,608,904.40
  6. Step 6: Final answer
    x = 13,244,136.31

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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.