Home / 9,928,244.71-13,697,037.79-5,741,155.91

Finding the Fourth Proportional to 9,928,244.71, 13,697,037.79 and 5,741,155.91

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Solution

The fourth proportional to 9,928,244.71, 13,697,037.79 and 5,741,155.91 is: 7,920,516.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,928,244.71 : 13,697,037.79 = 5,741,155.91 : x
  2. Step 2: Convert to fraction form
    9,928,244.71/13,697,037.79 = 5,741,155.91/x
  3. Step 3: Cross multiply
    9,928,244.71x = 13,697,037.79 × 5,741,155.91
  4. Step 4: Simplify right side
    9,928,244.71x = 78,636,829,457,551.83
  5. Step 5: Solve for x
    x = 78,636,829,457,551.83/9,928,244.71
  6. Step 6: Final answer
    x = 7,920,516.84

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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.