Home / 9,928,818.41-13,701,688.04-5,577,813.09

Finding the Fourth Proportional to 9,928,818.41, 13,701,688.04 and 5,577,813.09

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Solution

The fourth proportional to 9,928,818.41, 13,701,688.04 and 5,577,813.09 is: 7,697,336.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,928,818.41 : 13,701,688.04 = 5,577,813.09 : x
  2. Step 2: Convert to fraction form
    9,928,818.41/13,701,688.04 = 5,577,813.09/x
  3. Step 3: Cross multiply
    9,928,818.41x = 13,701,688.04 × 5,577,813.09
  4. Step 4: Simplify right side
    9,928,818.41x = 76,425,454,918,552.98
  5. Step 5: Solve for x
    x = 76,425,454,918,552.98/9,928,818.41
  6. Step 6: Final answer
    x = 7,697,336.36

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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.