Home / 20,111,349.74-30,170,026.26-9,329,740.52

Finding the Fourth Proportional to 20,111,349.74, 30,170,026.26 and 9,329,740.52

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Solution

The fourth proportional to 20,111,349.74, 30,170,026.26 and 9,329,740.52 is: 13,996,003.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,111,349.74 : 30,170,026.26 = 9,329,740.52 : x
  2. Step 2: Convert to fraction form
    20,111,349.74/30,170,026.26 = 9,329,740.52/x
  3. Step 3: Cross multiply
    20,111,349.74x = 30,170,026.26 × 9,329,740.52
  4. Step 4: Simplify right side
    20,111,349.74x = 281,478,516,336,535.94
  5. Step 5: Solve for x
    x = 281,478,516,336,535.94/20,111,349.74
  6. Step 6: Final answer
    x = 13,996,003.25

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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.