Home / 7,757,712.29-10,712,412.60-4,862,080.55

Finding the Fourth Proportional to 7,757,712.29, 10,712,412.60 and 4,862,080.55

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Solution

The fourth proportional to 7,757,712.29, 10,712,412.60 and 4,862,080.55 is: 6,713,913.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,757,712.29 : 10,712,412.60 = 4,862,080.55 : x
  2. Step 2: Convert to fraction form
    7,757,712.29/10,712,412.60 = 4,862,080.55/x
  3. Step 3: Cross multiply
    7,757,712.29x = 10,712,412.60 × 4,862,080.55
  4. Step 4: Simplify right side
    7,757,712.29x = 52,084,612,946,034.93
  5. Step 5: Solve for x
    x = 52,084,612,946,034.93/7,757,712.29
  6. Step 6: Final answer
    x = 6,713,913.97

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1.5x scale

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.