Home / 10,896,280.16-16,345,360.32-2,809,187.20

Finding the Fourth Proportional to 10,896,280.16, 16,345,360.32 and 2,809,187.20

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Solution

The fourth proportional to 10,896,280.16, 16,345,360.32 and 2,809,187.20 is: 4,214,023.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,896,280.16 : 16,345,360.32 = 2,809,187.20 : x
  2. Step 2: Convert to fraction form
    10,896,280.16/16,345,360.32 = 2,809,187.20/x
  3. Step 3: Cross multiply
    10,896,280.16x = 16,345,360.32 × 2,809,187.20
  4. Step 4: Simplify right side
    10,896,280.16x = 45,917,176,990,331.91
  5. Step 5: Solve for x
    x = 45,917,176,990,331.91/10,896,280.16
  6. Step 6: Final answer
    x = 4,214,023.16

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.