Home / 29,813,432.40-41,141,578.32-16,761,239.28

Finding the Fourth Proportional to 29,813,432.40, 41,141,578.32 and 16,761,239.28

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Solution

The fourth proportional to 29,813,432.40, 41,141,578.32 and 16,761,239.28 is: 23,129,971.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,813,432.40 : 41,141,578.32 = 16,761,239.28 : x
  2. Step 2: Convert to fraction form
    29,813,432.40/41,141,578.32 = 16,761,239.28/x
  3. Step 3: Cross multiply
    29,813,432.40x = 41,141,578.32 × 16,761,239.28
  4. Step 4: Simplify right side
    29,813,432.40x = 689,583,838,578,380.38
  5. Step 5: Solve for x
    x = 689,583,838,578,380.38/29,813,432.40
  6. Step 6: Final answer
    x = 23,129,971.39

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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.