Home / 5,005,521-6,913,321.38-3,393,089.64

Finding the Fourth Proportional to 5,005,521, 6,913,321.38 and 3,393,089.64

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Solution

The fourth proportional to 5,005,521, 6,913,321.38 and 3,393,089.64 is: 4,686,329.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,005,521 : 6,913,321.38 = 3,393,089.64 : x
  2. Step 2: Convert to fraction form
    5,005,521/6,913,321.38 = 3,393,089.64/x
  3. Step 3: Cross multiply
    5,005,521x = 6,913,321.38 × 3,393,089.64
  4. Step 4: Simplify right side
    5,005,521x = 23,457,519,152,468.50
  5. Step 5: Solve for x
    x = 23,457,519,152,468.50/5,005,521
  6. Step 6: Final answer
    x = 4,686,329.19

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Double scale
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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.