Home / 4,758,853.05-7,129,618.95-4,248,669.69

Finding the Fourth Proportional to 4,758,853.05, 7,129,618.95 and 4,248,669.69

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Solution

The fourth proportional to 4,758,853.05, 7,129,618.95 and 4,248,669.69 is: 6,365,272.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,758,853.05 : 7,129,618.95 = 4,248,669.69 : x
  2. Step 2: Convert to fraction form
    4,758,853.05/7,129,618.95 = 4,248,669.69/x
  3. Step 3: Cross multiply
    4,758,853.05x = 7,129,618.95 × 4,248,669.69
  4. Step 4: Simplify right side
    4,758,853.05x = 30,291,395,934,114.63
  5. Step 5: Solve for x
    x = 30,291,395,934,114.63/4,758,853.05
  6. Step 6: Final answer
    x = 6,365,272.39

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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.