Home / 7,319,148.76-10,100,813.70-4,056,319.72

Finding the Fourth Proportional to 7,319,148.76, 10,100,813.70 and 4,056,319.72

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Solution

The fourth proportional to 7,319,148.76, 10,100,813.70 and 4,056,319.72 is: 5,597,936.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,319,148.76 : 10,100,813.70 = 4,056,319.72 : x
  2. Step 2: Convert to fraction form
    7,319,148.76/10,100,813.70 = 4,056,319.72/x
  3. Step 3: Cross multiply
    7,319,148.76x = 10,100,813.70 × 4,056,319.72
  4. Step 4: Simplify right side
    7,319,148.76x = 40,972,129,799,356.16
  5. Step 5: Solve for x
    x = 40,972,129,799,356.16/7,319,148.76
  6. Step 6: Final answer
    x = 5,597,936.47

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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.