Home / 6,772,427.10-9,343,288.80-3,870,261

Finding the Fourth Proportional to 6,772,427.10, 9,343,288.80 and 3,870,261

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Solution

The fourth proportional to 6,772,427.10, 9,343,288.80 and 3,870,261 is: 5,339,439.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,772,427.10 : 9,343,288.80 = 3,870,261 : x
  2. Step 2: Convert to fraction form
    6,772,427.10/9,343,288.80 = 3,870,261/x
  3. Step 3: Cross multiply
    6,772,427.10x = 9,343,288.80 × 3,870,261
  4. Step 4: Simplify right side
    6,772,427.10x = 36,160,966,254,376.80
  5. Step 5: Solve for x
    x = 36,160,966,254,376.80/6,772,427.10
  6. Step 6: Final answer
    x = 5,339,439.72

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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.