Home / 38,845,521.50-53,606,824.99-21,441,870.41

Finding the Fourth Proportional to 38,845,521.50, 53,606,824.99 and 21,441,870.41

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Solution

The fourth proportional to 38,845,521.50, 53,606,824.99 and 21,441,870.41 is: 29,589,784.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,845,521.50 : 53,606,824.99 = 21,441,870.41 : x
  2. Step 2: Convert to fraction form
    38,845,521.50/53,606,824.99 = 21,441,870.41/x
  3. Step 3: Cross multiply
    38,845,521.50x = 53,606,824.99 × 21,441,870.41
  4. Step 4: Simplify right side
    38,845,521.50x = 1,149,430,594,205,490.75
  5. Step 5: Solve for x
    x = 1,149,430,594,205,490.75/38,845,521.50
  6. Step 6: Final answer
    x = 29,589,784.10

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1.5x scale

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.