Home / 7,838,410.87-10,817,689.15-4,354,427.38

Finding the Fourth Proportional to 7,838,410.87, 10,817,689.15 and 4,354,427.38

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Solution

The fourth proportional to 7,838,410.87, 10,817,689.15 and 4,354,427.38 is: 6,009,488.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,838,410.87 : 10,817,689.15 = 4,354,427.38 : x
  2. Step 2: Convert to fraction form
    7,838,410.87/10,817,689.15 = 4,354,427.38/x
  3. Step 3: Cross multiply
    7,838,410.87x = 10,817,689.15 × 4,354,427.38
  4. Step 4: Simplify right side
    7,838,410.87x = 47,104,841,766,945.39
  5. Step 5: Solve for x
    x = 47,104,841,766,945.39/7,838,410.87
  6. Step 6: Final answer
    x = 6,009,488.73

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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.