Home / 8,053,143.90-11,109,663.42-4,788,100.53

Finding the Fourth Proportional to 8,053,143.90, 11,109,663.42 and 4,788,100.53

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Solution

The fourth proportional to 8,053,143.90, 11,109,663.42 and 4,788,100.53 is: 6,605,393.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,053,143.90 : 11,109,663.42 = 4,788,100.53 : x
  2. Step 2: Convert to fraction form
    8,053,143.90/11,109,663.42 = 4,788,100.53/x
  3. Step 3: Cross multiply
    8,053,143.90x = 11,109,663.42 × 4,788,100.53
  4. Step 4: Simplify right side
    8,053,143.90x = 53,194,185,309,423.62
  5. Step 5: Solve for x
    x = 53,194,185,309,423.62/8,053,143.90
  6. Step 6: Final answer
    x = 6,605,393.62

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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.