Home / 42,749,344.80-64,164,106.80-22,569,069.60

Finding the Fourth Proportional to 42,749,344.80, 64,164,106.80 and 22,569,069.60

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Solution

The fourth proportional to 42,749,344.80, 64,164,106.80 and 22,569,069.60 is: 33,874,769.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,749,344.80 : 64,164,106.80 = 22,569,069.60 : x
  2. Step 2: Convert to fraction form
    42,749,344.80/64,164,106.80 = 22,569,069.60/x
  3. Step 3: Cross multiply
    42,749,344.80x = 64,164,106.80 × 22,569,069.60
  4. Step 4: Simplify right side
    42,749,344.80x = 1,448,124,192,191,033.25
  5. Step 5: Solve for x
    x = 1,448,124,192,191,033.25/42,749,344.80
  6. Step 6: Final answer
    x = 33,874,769.29

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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.