Home / 19,861,671.36-29,805,570.72-10,892,521.92

Finding the Fourth Proportional to 19,861,671.36, 29,805,570.72 and 10,892,521.92

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Solution

The fourth proportional to 19,861,671.36, 29,805,570.72 and 10,892,521.92 is: 16,345,947.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,861,671.36 : 29,805,570.72 = 10,892,521.92 : x
  2. Step 2: Convert to fraction form
    19,861,671.36/29,805,570.72 = 10,892,521.92/x
  3. Step 3: Cross multiply
    19,861,671.36x = 29,805,570.72 × 10,892,521.92
  4. Step 4: Simplify right side
    19,861,671.36x = 324,657,832,405,710.19
  5. Step 5: Solve for x
    x = 324,657,832,405,710.19/19,861,671.36
  6. Step 6: Final answer
    x = 16,345,947.25

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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.