Home / 5,073,424.81-7,001,395.01-2,781,580.57

Finding the Fourth Proportional to 5,073,424.81, 7,001,395.01 and 2,781,580.57

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Solution

The fourth proportional to 5,073,424.81, 7,001,395.01 and 2,781,580.57 is: 3,838,618.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,073,424.81 : 7,001,395.01 = 2,781,580.57 : x
  2. Step 2: Convert to fraction form
    5,073,424.81/7,001,395.01 = 2,781,580.57/x
  3. Step 3: Cross multiply
    5,073,424.81x = 7,001,395.01 × 2,781,580.57
  4. Step 4: Simplify right side
    5,073,424.81x = 19,474,944,301,730.49
  5. Step 5: Solve for x
    x = 19,474,944,301,730.49/5,073,424.81
  6. Step 6: Final answer
    x = 3,838,618.89

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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.