Home / 6,878,095.76-9,491,018.52-3,977,047.64

Finding the Fourth Proportional to 6,878,095.76, 9,491,018.52 and 3,977,047.64

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Solution

The fourth proportional to 6,878,095.76, 9,491,018.52 and 3,977,047.64 is: 5,487,889.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,878,095.76 : 9,491,018.52 = 3,977,047.64 : x
  2. Step 2: Convert to fraction form
    6,878,095.76/9,491,018.52 = 3,977,047.64/x
  3. Step 3: Cross multiply
    6,878,095.76x = 9,491,018.52 × 3,977,047.64
  4. Step 4: Simplify right side
    6,878,095.76x = 37,746,232,806,162.29
  5. Step 5: Solve for x
    x = 37,746,232,806,162.29/6,878,095.76
  6. Step 6: Final answer
    x = 5,487,889.98

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