Home / 10,113,146.34-15,169,859.63-3,289,755.25

Finding the Fourth Proportional to 10,113,146.34, 15,169,859.63 and 3,289,755.25

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Solution

The fourth proportional to 10,113,146.34, 15,169,859.63 and 3,289,755.25 is: 4,934,678.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,113,146.34 : 15,169,859.63 = 3,289,755.25 : x
  2. Step 2: Convert to fraction form
    10,113,146.34/15,169,859.63 = 3,289,755.25/x
  3. Step 3: Cross multiply
    10,113,146.34x = 15,169,859.63 × 3,289,755.25
  4. Step 4: Simplify right side
    10,113,146.34x = 49,905,125,359,555.56
  5. Step 5: Solve for x
    x = 49,905,125,359,555.56/10,113,146.34
  6. Step 6: Final answer
    x = 4,934,678.46

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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.