Home / 6,448,083.32-8,898,354.96-3,547,412.12

Finding the Fourth Proportional to 6,448,083.32, 8,898,354.96 and 3,547,412.12

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Solution

The fourth proportional to 6,448,083.32, 8,898,354.96 and 3,547,412.12 is: 4,895,428.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,448,083.32 : 8,898,354.96 = 3,547,412.12 : x
  2. Step 2: Convert to fraction form
    6,448,083.32/8,898,354.96 = 3,547,412.12/x
  3. Step 3: Cross multiply
    6,448,083.32x = 8,898,354.96 × 3,547,412.12
  4. Step 4: Simplify right side
    6,448,083.32x = 31,566,132,233,166.12
  5. Step 5: Solve for x
    x = 31,566,132,233,166.12/6,448,083.32
  6. Step 6: Final answer
    x = 4,895,428.71

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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.