Home / 6,615,716.51-9,921,782.63-1,822,265.70

Finding the Fourth Proportional to 6,615,716.51, 9,921,782.63 and 1,822,265.70

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Solution

The fourth proportional to 6,615,716.51, 9,921,782.63 and 1,822,265.70 is: 2,732,904.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,615,716.51 : 9,921,782.63 = 1,822,265.70 : x
  2. Step 2: Convert to fraction form
    6,615,716.51/9,921,782.63 = 1,822,265.70/x
  3. Step 3: Cross multiply
    6,615,716.51x = 9,921,782.63 × 1,822,265.70
  4. Step 4: Simplify right side
    6,615,716.51x = 18,080,124,160,393.46
  5. Step 5: Solve for x
    x = 18,080,124,160,393.46/6,615,716.51
  6. Step 6: Final answer
    x = 2,732,904.92

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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.