Home / 10,355,077.76-15,534,858.78-3,965,330.39

Finding the Fourth Proportional to 10,355,077.76, 15,534,858.78 and 3,965,330.39

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Solution

The fourth proportional to 10,355,077.76, 15,534,858.78 and 3,965,330.39 is: 5,948,854.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,355,077.76 : 15,534,858.78 = 3,965,330.39 : x
  2. Step 2: Convert to fraction form
    10,355,077.76/15,534,858.78 = 3,965,330.39/x
  3. Step 3: Cross multiply
    10,355,077.76x = 15,534,858.78 × 3,965,330.39
  4. Step 4: Simplify right side
    10,355,077.76x = 61,600,847,547,018.02
  5. Step 5: Solve for x
    x = 61,600,847,547,018.02/10,355,077.76
  6. Step 6: Final answer
    x = 5,948,854.18

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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.