Home / 25,948,559.80-38,922,839.70-20,909,711.80

Finding the Fourth Proportional to 25,948,559.80, 38,922,839.70 and 20,909,711.80

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Solution

The fourth proportional to 25,948,559.80, 38,922,839.70 and 20,909,711.80 is: 31,364,567.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,948,559.80 : 38,922,839.70 = 20,909,711.80 : x
  2. Step 2: Convert to fraction form
    25,948,559.80/38,922,839.70 = 20,909,711.80/x
  3. Step 3: Cross multiply
    25,948,559.80x = 38,922,839.70 × 20,909,711.80
  4. Step 4: Simplify right side
    25,948,559.80x = 813,865,360,564,598.50
  5. Step 5: Solve for x
    x = 813,865,360,564,598.50/25,948,559.80
  6. Step 6: Final answer
    x = 31,364,567.70

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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.