Home / 21,340,072.08-32,010,131.22-9,988,492.32

Finding the Fourth Proportional to 21,340,072.08, 32,010,131.22 and 9,988,492.32

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Solution

The fourth proportional to 21,340,072.08, 32,010,131.22 and 9,988,492.32 is: 14,982,749.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,340,072.08 : 32,010,131.22 = 9,988,492.32 : x
  2. Step 2: Convert to fraction form
    21,340,072.08/32,010,131.22 = 9,988,492.32/x
  3. Step 3: Cross multiply
    21,340,072.08x = 32,010,131.22 × 9,988,492.32
  4. Step 4: Simplify right side
    21,340,072.08x = 319,732,949,853,162.25
  5. Step 5: Solve for x
    x = 319,732,949,853,162.25/21,340,072.08
  6. Step 6: Final answer
    x = 14,982,749.29

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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.