Home / 31,590,136.60-47,314,346.10-25,921,432.60

Finding the Fourth Proportional to 31,590,136.60, 47,314,346.10 and 25,921,432.60

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Solution

The fourth proportional to 31,590,136.60, 47,314,346.10 and 25,921,432.60 is: 38,824,005.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,590,136.60 : 47,314,346.10 = 25,921,432.60 : x
  2. Step 2: Convert to fraction form
    31,590,136.60/47,314,346.10 = 25,921,432.60/x
  3. Step 3: Cross multiply
    31,590,136.60x = 47,314,346.10 × 25,921,432.60
  4. Step 4: Simplify right side
    31,590,136.60x = 1,226,455,633,444,223
  5. Step 5: Solve for x
    x = 1,226,455,633,444,223/31,590,136.60
  6. Step 6: Final answer
    x = 38,824,005.38

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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.