Home / 28,333,886.60-42,429,971.10-22,665,182.60

Finding the Fourth Proportional to 28,333,886.60, 42,429,971.10 and 22,665,182.60

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Solution

The fourth proportional to 28,333,886.60, 42,429,971.10 and 22,665,182.60 is: 33,941,091.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,333,886.60 : 42,429,971.10 = 22,665,182.60 : x
  2. Step 2: Convert to fraction form
    28,333,886.60/42,429,971.10 = 22,665,182.60/x
  3. Step 3: Cross multiply
    28,333,886.60x = 42,429,971.10 × 22,665,182.60
  4. Step 4: Simplify right side
    28,333,886.60x = 961,683,042,694,223
  5. Step 5: Solve for x
    x = 961,683,042,694,223/28,333,886.60
  6. Step 6: Final answer
    x = 33,941,091.68

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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.