Home / 9,418,378.50-14,129,673.75-3,434,746.50

Finding the Fourth Proportional to 9,418,378.50, 14,129,673.75 and 3,434,746.50

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Solution

The fourth proportional to 9,418,378.50, 14,129,673.75 and 3,434,746.50 is: 5,152,887.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,418,378.50 : 14,129,673.75 = 3,434,746.50 : x
  2. Step 2: Convert to fraction form
    9,418,378.50/14,129,673.75 = 3,434,746.50/x
  3. Step 3: Cross multiply
    9,418,378.50x = 14,129,673.75 × 3,434,746.50
  4. Step 4: Simplify right side
    9,418,378.50x = 48,531,847,458,954.38
  5. Step 5: Solve for x
    x = 48,531,847,458,954.38/9,418,378.50
  6. Step 6: Final answer
    x = 5,152,887.78

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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.