Home / 9,417,053.86-12,994,527.78-5,287,538.92

Finding the Fourth Proportional to 9,417,053.86, 12,994,527.78 and 5,287,538.92

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Solution

The fourth proportional to 9,417,053.86, 12,994,527.78 and 5,287,538.92 is: 7,296,238.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,417,053.86 : 12,994,527.78 = 5,287,538.92 : x
  2. Step 2: Convert to fraction form
    9,417,053.86/12,994,527.78 = 5,287,538.92/x
  3. Step 3: Cross multiply
    9,417,053.86x = 12,994,527.78 × 5,287,538.92
  4. Step 4: Simplify right side
    9,417,053.86x = 68,709,071,383,771.20
  5. Step 5: Solve for x
    x = 68,709,071,383,771.20/9,417,053.86
  6. Step 6: Final answer
    x = 7,296,238.55

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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.