Home / 8,778,849.46-13,166,206.56-4,942,337.51

Finding the Fourth Proportional to 8,778,849.46, 13,166,206.56 and 4,942,337.51

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Solution

The fourth proportional to 8,778,849.46, 13,166,206.56 and 4,942,337.51 is: 7,412,342.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,778,849.46 : 13,166,206.56 = 4,942,337.51 : x
  2. Step 2: Convert to fraction form
    8,778,849.46/13,166,206.56 = 4,942,337.51/x
  3. Step 3: Cross multiply
    8,778,849.46x = 13,166,206.56 × 4,942,337.51
  4. Step 4: Simplify right side
    8,778,849.46x = 65,071,836,578,811.59
  5. Step 5: Solve for x
    x = 65,071,836,578,811.59/8,778,849.46
  6. Step 6: Final answer
    x = 7,412,342.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.