Home / 7,298,505.47-10,071,530.89-4,035,129.68

Finding the Fourth Proportional to 7,298,505.47, 10,071,530.89 and 4,035,129.68

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Solution

The fourth proportional to 7,298,505.47, 10,071,530.89 and 4,035,129.68 is: 5,568,254.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,298,505.47 : 10,071,530.89 = 4,035,129.68 : x
  2. Step 2: Convert to fraction form
    7,298,505.47/10,071,530.89 = 4,035,129.68/x
  3. Step 3: Cross multiply
    7,298,505.47x = 10,071,530.89 × 4,035,129.68
  4. Step 4: Simplify right side
    7,298,505.47x = 40,639,933,232,366.81
  5. Step 5: Solve for x
    x = 40,639,933,232,366.81/7,298,505.47
  6. Step 6: Final answer
    x = 5,568,254.13

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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.