Home / 10,446,410.86-15,655,020.10-8,901,338.42

Finding the Fourth Proportional to 10,446,410.86, 15,655,020.10 and 8,901,338.42

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Solution

The fourth proportional to 10,446,410.86, 15,655,020.10 and 8,901,338.42 is: 13,339,570.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,446,410.86 : 15,655,020.10 = 8,901,338.42 : x
  2. Step 2: Convert to fraction form
    10,446,410.86/15,655,020.10 = 8,901,338.42/x
  3. Step 3: Cross multiply
    10,446,410.86x = 15,655,020.10 × 8,901,338.42
  4. Step 4: Simplify right side
    10,446,410.86x = 139,350,631,781,473.78
  5. Step 5: Solve for x
    x = 139,350,631,781,473.78/10,446,410.86
  6. Step 6: Final answer
    x = 13,339,570.28

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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.