Home / 21,724,135.29-32,573,920.08-7,147,110.15

Finding the Fourth Proportional to 21,724,135.29, 32,573,920.08 and 7,147,110.15

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Solution

The fourth proportional to 21,724,135.29, 32,573,920.08 and 7,147,110.15 is: 10,716,624.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,724,135.29 : 32,573,920.08 = 7,147,110.15 : x
  2. Step 2: Convert to fraction form
    21,724,135.29/32,573,920.08 = 7,147,110.15/x
  3. Step 3: Cross multiply
    21,724,135.29x = 32,573,920.08 × 7,147,110.15
  4. Step 4: Simplify right side
    21,724,135.29x = 232,809,394,829,056.81
  5. Step 5: Solve for x
    x = 232,809,394,829,056.81/21,724,135.29
  6. Step 6: Final answer
    x = 10,716,624.24

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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.