Home / 6,934,885.02-9,569,621.64-3,878,508.78

Finding the Fourth Proportional to 6,934,885.02, 9,569,621.64 and 3,878,508.78

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Solution

The fourth proportional to 6,934,885.02, 9,569,621.64 and 3,878,508.78 is: 5,352,051.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,934,885.02 : 9,569,621.64 = 3,878,508.78 : x
  2. Step 2: Convert to fraction form
    6,934,885.02/9,569,621.64 = 3,878,508.78/x
  3. Step 3: Cross multiply
    6,934,885.02x = 9,569,621.64 × 3,878,508.78
  4. Step 4: Simplify right side
    6,934,885.02x = 37,115,861,552,018
  5. Step 5: Solve for x
    x = 37,115,861,552,018/6,934,885.02
  6. Step 6: Final answer
    x = 5,352,051.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.