Home / 6,961,428.48-10,442,646-2,913,845.52

Finding the Fourth Proportional to 6,961,428.48, 10,442,646 and 2,913,845.52

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Solution

The fourth proportional to 6,961,428.48, 10,442,646 and 2,913,845.52 is: 4,370,978.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,961,428.48 : 10,442,646 = 2,913,845.52 : x
  2. Step 2: Convert to fraction form
    6,961,428.48/10,442,646 = 2,913,845.52/x
  3. Step 3: Cross multiply
    6,961,428.48x = 10,442,646 × 2,913,845.52
  4. Step 4: Simplify right side
    6,961,428.48x = 30,428,257,264,045.92
  5. Step 5: Solve for x
    x = 30,428,257,264,045.92/6,961,428.48
  6. Step 6: Final answer
    x = 4,370,978.94

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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.