Home / 40,672,053.12-61,008,030.72-10,379,919.36

Finding the Fourth Proportional to 40,672,053.12, 61,008,030.72 and 10,379,919.36

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Solution

The fourth proportional to 40,672,053.12, 61,008,030.72 and 10,379,919.36 is: 15,569,866.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,672,053.12 : 61,008,030.72 = 10,379,919.36 : x
  2. Step 2: Convert to fraction form
    40,672,053.12/61,008,030.72 = 10,379,919.36/x
  3. Step 3: Cross multiply
    40,672,053.12x = 61,008,030.72 × 10,379,919.36
  4. Step 4: Simplify right side
    40,672,053.12x = 633,258,439,186,002.75
  5. Step 5: Solve for x
    x = 633,258,439,186,002.75/40,672,053.12
  6. Step 6: Final answer
    x = 15,569,866.54

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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.