Home / 25,632,328.55-38,443,593.89-7,681,432.55

Finding the Fourth Proportional to 25,632,328.55, 38,443,593.89 and 7,681,432.55

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Solution

The fourth proportional to 25,632,328.55, 38,443,593.89 and 7,681,432.55 is: 11,520,680.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,632,328.55 : 38,443,593.89 = 7,681,432.55 : x
  2. Step 2: Convert to fraction form
    25,632,328.55/38,443,593.89 = 7,681,432.55/x
  3. Step 3: Cross multiply
    25,632,328.55x = 38,443,593.89 × 7,681,432.55
  4. Step 4: Simplify right side
    25,632,328.55x = 295,301,873,445,649.94
  5. Step 5: Solve for x
    x = 295,301,873,445,649.94/25,632,328.55
  6. Step 6: Final answer
    x = 11,520,680.72

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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.