Home / 7,817,161.86-10,787,421.48-4,332,352.32

Finding the Fourth Proportional to 7,817,161.86, 10,787,421.48 and 4,332,352.32

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Solution

The fourth proportional to 7,817,161.86, 10,787,421.48 and 4,332,352.32 is: 5,978,501.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,817,161.86 : 10,787,421.48 = 4,332,352.32 : x
  2. Step 2: Convert to fraction form
    7,817,161.86/10,787,421.48 = 4,332,352.32/x
  3. Step 3: Cross multiply
    7,817,161.86x = 10,787,421.48 × 4,332,352.32
  4. Step 4: Simplify right side
    7,817,161.86x = 46,734,910,475,695.84
  5. Step 5: Solve for x
    x = 46,734,910,475,695.84/7,817,161.86
  6. Step 6: Final answer
    x = 5,978,501.06

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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.