Home / 21,732,140.80-32,586,401.40-7,347,804.40

Finding the Fourth Proportional to 21,732,140.80, 32,586,401.40 and 7,347,804.40

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Solution

The fourth proportional to 21,732,140.80, 32,586,401.40 and 7,347,804.40 is: 11,017,713.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,732,140.80 : 32,586,401.40 = 7,347,804.40 : x
  2. Step 2: Convert to fraction form
    21,732,140.80/32,586,401.40 = 7,347,804.40/x
  3. Step 3: Cross multiply
    21,732,140.80x = 32,586,401.40 × 7,347,804.40
  4. Step 4: Simplify right side
    21,732,140.80x = 239,438,503,587,086.16
  5. Step 5: Solve for x
    x = 239,438,503,587,086.16/21,732,140.80
  6. Step 6: Final answer
    x = 11,017,713.62

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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.