Home / 6,447,959.16-8,898,183.63-3,547,287.74

Finding the Fourth Proportional to 6,447,959.16, 8,898,183.63 and 3,547,287.74

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Solution

The fourth proportional to 6,447,959.16, 8,898,183.63 and 3,547,287.74 is: 4,895,257.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,447,959.16 : 8,898,183.63 = 3,547,287.74 : x
  2. Step 2: Convert to fraction form
    6,447,959.16/8,898,183.63 = 3,547,287.74/x
  3. Step 3: Cross multiply
    6,447,959.16x = 8,898,183.63 × 3,547,287.74
  4. Step 4: Simplify right side
    6,447,959.16x = 31,564,417,654,476.78
  5. Step 5: Solve for x
    x = 31,564,417,654,476.78/6,447,959.16
  6. Step 6: Final answer
    x = 4,895,257.07

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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.