Home / 5,139,730.15-7,092,835.94-2,816,253.45

Finding the Fourth Proportional to 5,139,730.15, 7,092,835.94 and 2,816,253.45

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Solution

The fourth proportional to 5,139,730.15, 7,092,835.94 and 2,816,253.45 is: 3,886,434.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,139,730.15 : 7,092,835.94 = 2,816,253.45 : x
  2. Step 2: Convert to fraction form
    5,139,730.15/7,092,835.94 = 2,816,253.45/x
  3. Step 3: Cross multiply
    5,139,730.15x = 7,092,835.94 × 2,816,253.45
  4. Step 4: Simplify right side
    5,139,730.15x = 19,975,223,686,309.00
  5. Step 5: Solve for x
    x = 19,975,223,686,309.00/5,139,730.15
  6. Step 6: Final answer
    x = 3,886,434.33

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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.