Home / 11,865,400.00-16,376,813.15-7,220,681.53

Finding the Fourth Proportional to 11,865,400.00, 16,376,813.15 and 7,220,681.53

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Solution

The fourth proportional to 11,865,400.00, 16,376,813.15 and 7,220,681.53 is: 9,966,099.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,865,400.00 : 16,376,813.15 = 7,220,681.53 : x
  2. Step 2: Convert to fraction form
    11,865,400.00/16,376,813.15 = 7,220,681.53/x
  3. Step 3: Cross multiply
    11,865,400.00x = 16,376,813.15 × 7,220,681.53
  4. Step 4: Simplify right side
    11,865,400.00x = 118,251,752,247,540.25
  5. Step 5: Solve for x
    x = 118,251,752,247,540.25/11,865,400.00
  6. Step 6: Final answer
    x = 9,966,099.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.