Home / 5,693,705.20-8,528,116.20-4,421,551.60

Finding the Fourth Proportional to 5,693,705.20, 8,528,116.20 and 4,421,551.60

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Solution

The fourth proportional to 5,693,705.20, 8,528,116.20 and 4,421,551.60 is: 6,622,665.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,693,705.20 : 8,528,116.20 = 4,421,551.60 : x
  2. Step 2: Convert to fraction form
    5,693,705.20/8,528,116.20 = 4,421,551.60/x
  3. Step 3: Cross multiply
    5,693,705.20x = 8,528,116.20 × 4,421,551.60
  4. Step 4: Simplify right side
    5,693,705.20x = 37,707,505,829,095.91
  5. Step 5: Solve for x
    x = 37,707,505,829,095.91/5,693,705.20
  6. Step 6: Final answer
    x = 6,622,665.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.