Home / 5,137,009.40-7,088,239.94-3,072,877.92

Finding the Fourth Proportional to 5,137,009.40, 7,088,239.94 and 3,072,877.92

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Solution

The fourth proportional to 5,137,009.40, 7,088,239.94 and 3,072,877.92 is: 4,240,073.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,137,009.40 : 7,088,239.94 = 3,072,877.92 : x
  2. Step 2: Convert to fraction form
    5,137,009.40/7,088,239.94 = 3,072,877.92/x
  3. Step 3: Cross multiply
    5,137,009.40x = 7,088,239.94 × 3,072,877.92
  4. Step 4: Simplify right side
    5,137,009.40x = 21,781,296,003,288.12
  5. Step 5: Solve for x
    x = 21,781,296,003,288.12/5,137,009.40
  6. Step 6: Final answer
    x = 4,240,073.22

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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.