Home / 6,448,184.74-8,898,494.64-3,547,513.38

Finding the Fourth Proportional to 6,448,184.74, 8,898,494.64 and 3,547,513.38

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Solution

The fourth proportional to 6,448,184.74, 8,898,494.64 and 3,547,513.38 is: 4,895,568.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,448,184.74 : 8,898,494.64 = 3,547,513.38 : x
  2. Step 2: Convert to fraction form
    6,448,184.74/8,898,494.64 = 3,547,513.38/x
  3. Step 3: Cross multiply
    6,448,184.74x = 8,898,494.64 × 3,547,513.38
  4. Step 4: Simplify right side
    6,448,184.74x = 31,567,528,797,258.29
  5. Step 5: Solve for x
    x = 31,567,528,797,258.29/6,448,184.74
  6. Step 6: Final answer
    x = 4,895,568.30

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1.5x scale

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.