Home / 38,405,423.63-57,547,462.60-31,181,664.22

Finding the Fourth Proportional to 38,405,423.63, 57,547,462.60 and 31,181,664.22

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Solution

The fourth proportional to 38,405,423.63, 57,547,462.60 and 31,181,664.22 is: 46,723,235.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,405,423.63 : 57,547,462.60 = 31,181,664.22 : x
  2. Step 2: Convert to fraction form
    38,405,423.63/57,547,462.60 = 31,181,664.22/x
  3. Step 3: Cross multiply
    38,405,423.63x = 57,547,462.60 × 31,181,664.22
  4. Step 4: Simplify right side
    38,405,423.63x = 1,794,425,655,401,316.75
  5. Step 5: Solve for x
    x = 1,794,425,655,401,316.75/38,405,423.63
  6. Step 6: Final answer
    x = 46,723,235.57

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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.