Home / 61,095,349.78-91,582,491.24-28,689,242.18

Finding the Fourth Proportional to 61,095,349.78, 91,582,491.24 and 28,689,242.18

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Solution

The fourth proportional to 61,095,349.78, 91,582,491.24 and 28,689,242.18 is: 43,005,437.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,095,349.78 : 91,582,491.24 = 28,689,242.18 : x
  2. Step 2: Convert to fraction form
    61,095,349.78/91,582,491.24 = 28,689,242.18/x
  3. Step 3: Cross multiply
    61,095,349.78x = 91,582,491.24 × 28,689,242.18
  4. Step 4: Simplify right side
    61,095,349.78x = 2,627,432,270,174,176
  5. Step 5: Solve for x
    x = 2,627,432,270,174,176/61,095,349.78
  6. Step 6: Final answer
    x = 43,005,437.89

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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.