Home / 21,346,146.54-32,020,105.86-6,200,078.04

Finding the Fourth Proportional to 21,346,146.54, 32,020,105.86 and 6,200,078.04

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Solution

The fourth proportional to 21,346,146.54, 32,020,105.86 and 6,200,078.04 is: 9,300,374.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,346,146.54 : 32,020,105.86 = 6,200,078.04 : x
  2. Step 2: Convert to fraction form
    21,346,146.54/32,020,105.86 = 6,200,078.04/x
  3. Step 3: Cross multiply
    21,346,146.54x = 32,020,105.86 × 6,200,078.04
  4. Step 4: Simplify right side
    21,346,146.54x = 198,527,155,181,061.31
  5. Step 5: Solve for x
    x = 198,527,155,181,061.31/21,346,146.54
  6. Step 6: Final answer
    x = 9,300,374.42

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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.