Home / 20,222,981.34-30,330,032.40-5,842,920.53

Finding the Fourth Proportional to 20,222,981.34, 30,330,032.40 and 5,842,920.53

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Solution

The fourth proportional to 20,222,981.34, 30,330,032.40 and 5,842,920.53 is: 8,763,098.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,222,981.34 : 30,330,032.40 = 5,842,920.53 : x
  2. Step 2: Convert to fraction form
    20,222,981.34/30,330,032.40 = 5,842,920.53/x
  3. Step 3: Cross multiply
    20,222,981.34x = 30,330,032.40 × 5,842,920.53
  4. Step 4: Simplify right side
    20,222,981.34x = 177,215,968,833,875
  5. Step 5: Solve for x
    x = 177,215,968,833,875/20,222,981.34
  6. Step 6: Final answer
    x = 8,763,098.07

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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.