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Finding the Fourth Proportional to 5,771,792.04, 7,964,950.02 and 3,158,285.28

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Solution

The fourth proportional to 5,771,792.04, 7,964,950.02 and 3,158,285.28 is: 4,358,366.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,771,792.04 : 7,964,950.02 = 3,158,285.28 : x
  2. Step 2: Convert to fraction form
    5,771,792.04/7,964,950.02 = 3,158,285.28/x
  3. Step 3: Cross multiply
    5,771,792.04x = 7,964,950.02 × 3,158,285.28
  4. Step 4: Simplify right side
    5,771,792.04x = 25,155,584,404,101.70
  5. Step 5: Solve for x
    x = 25,155,584,404,101.70/5,771,792.04
  6. Step 6: Final answer
    x = 4,358,366.38

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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.