Home / 6,918,021.30-10,363,035.15-4,790,507.70

Finding the Fourth Proportional to 6,918,021.30, 10,363,035.15 and 4,790,507.70

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Solution

The fourth proportional to 6,918,021.30, 10,363,035.15 and 4,790,507.70 is: 7,176,069.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,918,021.30 : 10,363,035.15 = 4,790,507.70 : x
  2. Step 2: Convert to fraction form
    6,918,021.30/10,363,035.15 = 4,790,507.70/x
  3. Step 3: Cross multiply
    6,918,021.30x = 10,363,035.15 × 4,790,507.70
  4. Step 4: Simplify right side
    6,918,021.30x = 49,644,199,681,445.66
  5. Step 5: Solve for x
    x = 49,644,199,681,445.66/6,918,021.30
  6. Step 6: Final answer
    x = 7,176,069.22

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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.