Home / 25,771,344.75-38,657,250.42-7,820,448.75

Finding the Fourth Proportional to 25,771,344.75, 38,657,250.42 and 7,820,448.75

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Solution

The fourth proportional to 25,771,344.75, 38,657,250.42 and 7,820,448.75 is: 11,730,743.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,771,344.75 : 38,657,250.42 = 7,820,448.75 : x
  2. Step 2: Convert to fraction form
    25,771,344.75/38,657,250.42 = 7,820,448.75/x
  3. Step 3: Cross multiply
    25,771,344.75x = 38,657,250.42 × 7,820,448.75
  4. Step 4: Simplify right side
    25,771,344.75x = 302,317,045,725,526
  5. Step 5: Solve for x
    x = 302,317,045,725,526/25,771,344.75
  6. Step 6: Final answer
    x = 11,730,743.92

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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.