Home / 7,407,679.57-10,219,145.15-4,795,026.53

Finding the Fourth Proportional to 7,407,679.57, 10,219,145.15 and 4,795,026.53

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Solution

The fourth proportional to 7,407,679.57, 10,219,145.15 and 4,795,026.53 is: 6,614,901.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,407,679.57 : 10,219,145.15 = 4,795,026.53 : x
  2. Step 2: Convert to fraction form
    7,407,679.57/10,219,145.15 = 4,795,026.53/x
  3. Step 3: Cross multiply
    7,407,679.57x = 10,219,145.15 × 4,795,026.53
  4. Step 4: Simplify right side
    7,407,679.57x = 49,001,072,069,062.67
  5. Step 5: Solve for x
    x = 49,001,072,069,062.67/7,407,679.57
  6. Step 6: Final answer
    x = 6,614,901.69

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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.