Home / 5,637,978.81-8,454,428.06-3,364,552.89

Finding the Fourth Proportional to 5,637,978.81, 8,454,428.06 and 3,364,552.89

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Solution

The fourth proportional to 5,637,978.81, 8,454,428.06 and 3,364,552.89 is: 5,045,313.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,637,978.81 : 8,454,428.06 = 3,364,552.89 : x
  2. Step 2: Convert to fraction form
    5,637,978.81/8,454,428.06 = 3,364,552.89/x
  3. Step 3: Cross multiply
    5,637,978.81x = 8,454,428.06 × 3,364,552.89
  4. Step 4: Simplify right side
    5,637,978.81x = 28,445,370,345,747.33
  5. Step 5: Solve for x
    x = 28,445,370,345,747.33/5,637,978.81
  6. Step 6: Final answer
    x = 5,045,313.45

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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.