Home / 6,653,428.55-9,980,142.83-5,980,269.95

Finding the Fourth Proportional to 6,653,428.55, 9,980,142.83 and 5,980,269.95

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Solution

The fourth proportional to 6,653,428.55, 9,980,142.83 and 5,980,269.95 is: 8,970,404.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,653,428.55 : 9,980,142.83 = 5,980,269.95 : x
  2. Step 2: Convert to fraction form
    6,653,428.55/9,980,142.83 = 5,980,269.95/x
  3. Step 3: Cross multiply
    6,653,428.55x = 9,980,142.83 × 5,980,269.95
  4. Step 4: Simplify right side
    6,653,428.55x = 59,683,948,233,055.61
  5. Step 5: Solve for x
    x = 59,683,948,233,055.61/6,653,428.55
  6. Step 6: Final answer
    x = 8,970,404.93

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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.