Home / 25,347,965.40-38,021,948.10-8,304,528.60

Finding the Fourth Proportional to 25,347,965.40, 38,021,948.10 and 8,304,528.60

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Solution

The fourth proportional to 25,347,965.40, 38,021,948.10 and 8,304,528.60 is: 12,456,792.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,347,965.40 : 38,021,948.10 = 8,304,528.60 : x
  2. Step 2: Convert to fraction form
    25,347,965.40/38,021,948.10 = 8,304,528.60/x
  3. Step 3: Cross multiply
    25,347,965.40x = 38,021,948.10 × 8,304,528.60
  4. Step 4: Simplify right side
    25,347,965.40x = 315,754,355,424,165.69
  5. Step 5: Solve for x
    x = 315,754,355,424,165.69/25,347,965.40
  6. Step 6: Final answer
    x = 12,456,792.90

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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.