Home / 12,926,211.48-17,831,616.30-9,865,111.32

Finding the Fourth Proportional to 12,926,211.48, 17,831,616.30 and 9,865,111.32

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Solution

The fourth proportional to 12,926,211.48, 17,831,616.30 and 9,865,111.32 is: 13,608,850.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,926,211.48 : 17,831,616.30 = 9,865,111.32 : x
  2. Step 2: Convert to fraction form
    12,926,211.48/17,831,616.30 = 9,865,111.32/x
  3. Step 3: Cross multiply
    12,926,211.48x = 17,831,616.30 × 9,865,111.32
  4. Step 4: Simplify right side
    12,926,211.48x = 175,910,879,815,026.53
  5. Step 5: Solve for x
    x = 175,910,879,815,026.53/12,926,211.48
  6. Step 6: Final answer
    x = 13,608,850.52

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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.