Home / 6,448,746.61-8,899,086.81-3,548,139.45

Finding the Fourth Proportional to 6,448,746.61, 8,899,086.81 and 3,548,139.45

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Solution

The fourth proportional to 6,448,746.61, 8,899,086.81 and 3,548,139.45 is: 4,896,331.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,448,746.61 : 8,899,086.81 = 3,548,139.45 : x
  2. Step 2: Convert to fraction form
    6,448,746.61/8,899,086.81 = 3,548,139.45/x
  3. Step 3: Cross multiply
    6,448,746.61x = 8,899,086.81 × 3,548,139.45
  4. Step 4: Simplify right side
    6,448,746.61x = 31,575,200,979,535.66
  5. Step 5: Solve for x
    x = 31,575,200,979,535.66/6,448,746.61
  6. Step 6: Final answer
    x = 4,896,331.47

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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.