Home / 21,458,720.70-32,188,081.05-9,333,992.70

Finding the Fourth Proportional to 21,458,720.70, 32,188,081.05 and 9,333,992.70

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Solution

The fourth proportional to 21,458,720.70, 32,188,081.05 and 9,333,992.70 is: 14,000,989.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,458,720.70 : 32,188,081.05 = 9,333,992.70 : x
  2. Step 2: Convert to fraction form
    21,458,720.70/32,188,081.05 = 9,333,992.70/x
  3. Step 3: Cross multiply
    21,458,720.70x = 32,188,081.05 × 9,333,992.70
  4. Step 4: Simplify right side
    21,458,720.70x = 300,443,313,547,708.31
  5. Step 5: Solve for x
    x = 300,443,313,547,708.31/21,458,720.70
  6. Step 6: Final answer
    x = 14,000,989.05

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1.5x scale

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.