Home / 5,138,813.48-7,709,192.40-2,065,043.59

Finding the Fourth Proportional to 5,138,813.48, 7,709,192.40 and 2,065,043.59

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Solution

The fourth proportional to 5,138,813.48, 7,709,192.40 and 2,065,043.59 is: 3,097,956.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,138,813.48 : 7,709,192.40 = 2,065,043.59 : x
  2. Step 2: Convert to fraction form
    5,138,813.48/7,709,192.40 = 2,065,043.59/x
  3. Step 3: Cross multiply
    5,138,813.48x = 7,709,192.40 × 2,065,043.59
  4. Step 4: Simplify right side
    5,138,813.48x = 15,919,818,349,696.72
  5. Step 5: Solve for x
    x = 15,919,818,349,696.72/5,138,813.48
  6. Step 6: Final answer
    x = 3,097,956.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.