Home / 7,127,001.74-9,836,327.31-5,610,520.46

Finding the Fourth Proportional to 7,127,001.74, 9,836,327.31 and 5,610,520.46

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Solution

The fourth proportional to 7,127,001.74, 9,836,327.31 and 5,610,520.46 is: 7,743,356.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,127,001.74 : 9,836,327.31 = 5,610,520.46 : x
  2. Step 2: Convert to fraction form
    7,127,001.74/9,836,327.31 = 5,610,520.46/x
  3. Step 3: Cross multiply
    7,127,001.74x = 9,836,327.31 × 5,610,520.46
  4. Step 4: Simplify right side
    7,127,001.74x = 55,186,915,624,011.77
  5. Step 5: Solve for x
    x = 55,186,915,624,011.77/7,127,001.74
  6. Step 6: Final answer
    x = 7,743,356.55

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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.