Home / 7,164,564.86-9,884,502.78-4,065,293.36

Finding the Fourth Proportional to 7,164,564.86, 9,884,502.78 and 4,065,293.36

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Solution

The fourth proportional to 7,164,564.86, 9,884,502.78 and 4,065,293.36 is: 5,608,631.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,164,564.86 : 9,884,502.78 = 4,065,293.36 : x
  2. Step 2: Convert to fraction form
    7,164,564.86/9,884,502.78 = 4,065,293.36/x
  3. Step 3: Cross multiply
    7,164,564.86x = 9,884,502.78 × 4,065,293.36
  4. Step 4: Simplify right side
    7,164,564.86x = 40,183,403,518,435.54
  5. Step 5: Solve for x
    x = 40,183,403,518,435.54/7,164,564.86
  6. Step 6: Final answer
    x = 5,608,631.41

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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.