Home / 7,700,699.74-10,627,090.96-4,215,979.70

Finding the Fourth Proportional to 7,700,699.74, 10,627,090.96 and 4,215,979.70

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Solution

The fourth proportional to 7,700,699.74, 10,627,090.96 and 4,215,979.70 is: 5,818,120.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,700,699.74 : 10,627,090.96 = 4,215,979.70 : x
  2. Step 2: Convert to fraction form
    7,700,699.74/10,627,090.96 = 4,215,979.70/x
  3. Step 3: Cross multiply
    7,700,699.74x = 10,627,090.96 × 4,215,979.70
  4. Step 4: Simplify right side
    7,700,699.74x = 44,803,599,757,413.52
  5. Step 5: Solve for x
    x = 44,803,599,757,413.52/7,700,699.74
  6. Step 6: Final answer
    x = 5,818,120.60

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1.5x scale

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.