Home / 7,641,552.34-10,545,429.75-4,378,301.68

Finding the Fourth Proportional to 7,641,552.34, 10,545,429.75 and 4,378,301.68

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Solution

The fourth proportional to 7,641,552.34, 10,545,429.75 and 4,378,301.68 is: 6,042,106.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,641,552.34 : 10,545,429.75 = 4,378,301.68 : x
  2. Step 2: Convert to fraction form
    7,641,552.34/10,545,429.75 = 4,378,301.68/x
  3. Step 3: Cross multiply
    7,641,552.34x = 10,545,429.75 × 4,378,301.68
  4. Step 4: Simplify right side
    7,641,552.34x = 46,171,072,790,746.98
  5. Step 5: Solve for x
    x = 46,171,072,790,746.98/7,641,552.34
  6. Step 6: Final answer
    x = 6,042,106.46

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1.5x scale

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.