Home / 28,290,631.56-42,436,243.74-22,646,733

Finding the Fourth Proportional to 28,290,631.56, 42,436,243.74 and 22,646,733

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Solution

The fourth proportional to 28,290,631.56, 42,436,243.74 and 22,646,733 is: 33,970,336.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,290,631.56 : 42,436,243.74 = 22,646,733 : x
  2. Step 2: Convert to fraction form
    28,290,631.56/42,436,243.74 = 22,646,733/x
  3. Step 3: Cross multiply
    28,290,631.56x = 42,436,243.74 × 22,646,733
  4. Step 4: Simplify right side
    28,290,631.56x = 961,042,281,502,701.50
  5. Step 5: Solve for x
    x = 961,042,281,502,701.50/28,290,631.56
  6. Step 6: Final answer
    x = 33,970,336.77

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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.