Home / 25,771,342.50-38,657,247.03-7,820,446.50

Finding the Fourth Proportional to 25,771,342.50, 38,657,247.03 and 7,820,446.50

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Solution

The fourth proportional to 25,771,342.50, 38,657,247.03 and 7,820,446.50 is: 11,730,740.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,771,342.50 : 38,657,247.03 = 7,820,446.50 : x
  2. Step 2: Convert to fraction form
    25,771,342.50/38,657,247.03 = 7,820,446.50/x
  3. Step 3: Cross multiply
    25,771,342.50x = 38,657,247.03 × 7,820,446.50
  4. Step 4: Simplify right side
    25,771,342.50x = 302,316,932,235,398.88
  5. Step 5: Solve for x
    x = 302,316,932,235,398.88/25,771,342.50
  6. Step 6: Final answer
    x = 11,730,740.54

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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.