Home / 28,304,886.08-42,432,195.36-11,029,085.12

Finding the Fourth Proportional to 28,304,886.08, 42,432,195.36 and 11,029,085.12

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Solution

The fourth proportional to 28,304,886.08, 42,432,195.36 and 11,029,085.12 is: 16,533,834.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,304,886.08 : 42,432,195.36 = 11,029,085.12 : x
  2. Step 2: Convert to fraction form
    28,304,886.08/42,432,195.36 = 11,029,085.12/x
  3. Step 3: Cross multiply
    28,304,886.08x = 42,432,195.36 × 11,029,085.12
  4. Step 4: Simplify right side
    28,304,886.08x = 467,988,294,453,909
  5. Step 5: Solve for x
    x = 467,988,294,453,909/28,304,886.08
  6. Step 6: Final answer
    x = 16,533,834.23

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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.