Home / 7,152,210.08-9,870,061.20-3,889,022.24

Finding the Fourth Proportional to 7,152,210.08, 9,870,061.20 and 3,889,022.24

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Solution

The fourth proportional to 7,152,210.08, 9,870,061.20 and 3,889,022.24 is: 5,366,856.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,152,210.08 : 9,870,061.20 = 3,889,022.24 : x
  2. Step 2: Convert to fraction form
    7,152,210.08/9,870,061.20 = 3,889,022.24/x
  3. Step 3: Cross multiply
    7,152,210.08x = 9,870,061.20 × 3,889,022.24
  4. Step 4: Simplify right side
    7,152,210.08x = 38,384,887,516,961.09
  5. Step 5: Solve for x
    x = 38,384,887,516,961.09/7,152,210.08
  6. Step 6: Final answer
    x = 5,366,856.83

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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.