Home / 6,340,628.64-8,750,117.42-3,726,431

Finding the Fourth Proportional to 6,340,628.64, 8,750,117.42 and 3,726,431

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Solution

The fourth proportional to 6,340,628.64, 8,750,117.42 and 3,726,431 is: 5,142,504.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,340,628.64 : 8,750,117.42 = 3,726,431 : x
  2. Step 2: Convert to fraction form
    6,340,628.64/8,750,117.42 = 3,726,431/x
  3. Step 3: Cross multiply
    6,340,628.64x = 8,750,117.42 × 3,726,431
  4. Step 4: Simplify right side
    6,340,628.64x = 32,606,708,807,528.02
  5. Step 5: Solve for x
    x = 32,606,708,807,528.02/6,340,628.64
  6. Step 6: Final answer
    x = 5,142,504.10

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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.