Home / 31,896,054.60-47,844,081.90-19,109,977.80

Finding the Fourth Proportional to 31,896,054.60, 47,844,081.90 and 19,109,977.80

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Solution

The fourth proportional to 31,896,054.60, 47,844,081.90 and 19,109,977.80 is: 28,664,966.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,896,054.60 : 47,844,081.90 = 19,109,977.80 : x
  2. Step 2: Convert to fraction form
    31,896,054.60/47,844,081.90 = 19,109,977.80/x
  3. Step 3: Cross multiply
    31,896,054.60x = 47,844,081.90 × 19,109,977.80
  4. Step 4: Simplify right side
    31,896,054.60x = 914,299,342,970,381.88
  5. Step 5: Solve for x
    x = 914,299,342,970,381.88/31,896,054.60
  6. Step 6: Final answer
    x = 28,664,966.70

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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.