Home / 5,283,931.51-7,291,826.54-3,218,946.94

Finding the Fourth Proportional to 5,283,931.51, 7,291,826.54 and 3,218,946.94

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Solution

The fourth proportional to 5,283,931.51, 7,291,826.54 and 3,218,946.94 is: 4,442,147.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,283,931.51 : 7,291,826.54 = 3,218,946.94 : x
  2. Step 2: Convert to fraction form
    5,283,931.51/7,291,826.54 = 3,218,946.94/x
  3. Step 3: Cross multiply
    5,283,931.51x = 7,291,826.54 × 3,218,946.94
  4. Step 4: Simplify right side
    5,283,931.51x = 23,472,002,727,943.79
  5. Step 5: Solve for x
    x = 23,472,002,727,943.79/5,283,931.51
  6. Step 6: Final answer
    x = 4,442,147.42

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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.