Home / 5,071,775.19-6,999,767.46-3,138,658.35

Finding the Fourth Proportional to 5,071,775.19, 6,999,767.46 and 3,138,658.35

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Solution

The fourth proportional to 5,071,775.19, 6,999,767.46 and 3,138,658.35 is: 4,331,792.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,071,775.19 : 6,999,767.46 = 3,138,658.35 : x
  2. Step 2: Convert to fraction form
    5,071,775.19/6,999,767.46 = 3,138,658.35/x
  3. Step 3: Cross multiply
    5,071,775.19x = 6,999,767.46 × 3,138,658.35
  4. Step 4: Simplify right side
    5,071,775.19x = 21,969,878,586,387.29
  5. Step 5: Solve for x
    x = 21,969,878,586,387.29/5,071,775.19
  6. Step 6: Final answer
    x = 4,331,792.67

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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.