Home / 10,775,094.40-16,162,639.96-7,187,866.88

Finding the Fourth Proportional to 10,775,094.40, 16,162,639.96 and 7,187,866.88

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Solution

The fourth proportional to 10,775,094.40, 16,162,639.96 and 7,187,866.88 is: 10,781,799.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,775,094.40 : 16,162,639.96 = 7,187,866.88 : x
  2. Step 2: Convert to fraction form
    10,775,094.40/16,162,639.96 = 7,187,866.88/x
  3. Step 3: Cross multiply
    10,775,094.40x = 16,162,639.96 × 7,187,866.88
  4. Step 4: Simplify right side
    10,775,094.40x = 116,174,904,461,848.53
  5. Step 5: Solve for x
    x = 116,174,904,461,848.53/10,775,094.40
  6. Step 6: Final answer
    x = 10,781,799.23

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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.