Home / 7,765,865.77-10,716,947.91-4,328,328.24

Finding the Fourth Proportional to 7,765,865.77, 10,716,947.91 and 4,328,328.24

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Solution

The fourth proportional to 7,765,865.77, 10,716,947.91 and 4,328,328.24 is: 5,973,122.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,765,865.77 : 10,716,947.91 = 4,328,328.24 : x
  2. Step 2: Convert to fraction form
    7,765,865.77/10,716,947.91 = 4,328,328.24/x
  3. Step 3: Cross multiply
    7,765,865.77x = 10,716,947.91 × 4,328,328.24
  4. Step 4: Simplify right side
    7,765,865.77x = 46,386,468,285,461.98
  5. Step 5: Solve for x
    x = 46,386,468,285,461.98/7,765,865.77
  6. Step 6: Final answer
    x = 5,973,122.59

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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.