Home / 6,448,285.81-8,898,620.52-3,547,670.47

Finding the Fourth Proportional to 6,448,285.81, 8,898,620.52 and 3,547,670.47

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Solution

The fourth proportional to 6,448,285.81, 8,898,620.52 and 3,547,670.47 is: 4,895,777.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,448,285.81 : 8,898,620.52 = 3,547,670.47 : x
  2. Step 2: Convert to fraction form
    6,448,285.81/8,898,620.52 = 3,547,670.47/x
  3. Step 3: Cross multiply
    6,448,285.81x = 8,898,620.52 × 3,547,670.47
  4. Step 4: Simplify right side
    6,448,285.81x = 31,569,373,242,540.04
  5. Step 5: Solve for x
    x = 31,569,373,242,540.04/6,448,285.81
  6. Step 6: Final answer
    x = 4,895,777.60

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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.