Home / 10,426,057.44-15,641,691.06-7,358,038.68

Finding the Fourth Proportional to 10,426,057.44, 15,641,691.06 and 7,358,038.68

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Solution

The fourth proportional to 10,426,057.44, 15,641,691.06 and 7,358,038.68 is: 11,038,896.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,426,057.44 : 15,641,691.06 = 7,358,038.68 : x
  2. Step 2: Convert to fraction form
    10,426,057.44/15,641,691.06 = 7,358,038.68/x
  3. Step 3: Cross multiply
    10,426,057.44x = 15,641,691.06 × 7,358,038.68
  4. Step 4: Simplify right side
    10,426,057.44x = 115,092,167,840,090.20
  5. Step 5: Solve for x
    x = 115,092,167,840,090.20/10,426,057.44
  6. Step 6: Final answer
    x = 11,038,896.39

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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.