Home / 32,592,628.40-48,888,942.60-21,255,220.40

Finding the Fourth Proportional to 32,592,628.40, 48,888,942.60 and 21,255,220.40

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Solution

The fourth proportional to 32,592,628.40, 48,888,942.60 and 21,255,220.40 is: 31,882,830.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,592,628.40 : 48,888,942.60 = 21,255,220.40 : x
  2. Step 2: Convert to fraction form
    32,592,628.40/48,888,942.60 = 21,255,220.40/x
  3. Step 3: Cross multiply
    32,592,628.40x = 48,888,942.60 × 21,255,220.40
  4. Step 4: Simplify right side
    32,592,628.40x = 1,039,145,250,085,949
  5. Step 5: Solve for x
    x = 1,039,145,250,085,949/32,592,628.40
  6. Step 6: Final answer
    x = 31,882,830.60

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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.