Home / 6,915,769.64-9,534,888.56-5,670,792.55

Finding the Fourth Proportional to 6,915,769.64, 9,534,888.56 and 5,670,792.55

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Solution

The fourth proportional to 6,915,769.64, 9,534,888.56 and 5,670,792.55 is: 7,818,417.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,915,769.64 : 9,534,888.56 = 5,670,792.55 : x
  2. Step 2: Convert to fraction form
    6,915,769.64/9,534,888.56 = 5,670,792.55/x
  3. Step 3: Cross multiply
    6,915,769.64x = 9,534,888.56 × 5,670,792.55
  4. Step 4: Simplify right side
    6,915,769.64x = 54,070,375,001,467.99
  5. Step 5: Solve for x
    x = 54,070,375,001,467.99/6,915,769.64
  6. Step 6: Final answer
    x = 7,818,417.60

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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.