Home / 15,833,479.68-21,850,110.72-8,589,980.16

Finding the Fourth Proportional to 15,833,479.68, 21,850,110.72 and 8,589,980.16

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Solution

The fourth proportional to 15,833,479.68, 21,850,110.72 and 8,589,980.16 is: 11,854,123.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,833,479.68 : 21,850,110.72 = 8,589,980.16 : x
  2. Step 2: Convert to fraction form
    15,833,479.68/21,850,110.72 = 8,589,980.16/x
  3. Step 3: Cross multiply
    15,833,479.68x = 21,850,110.72 × 8,589,980.16
  4. Step 4: Simplify right side
    15,833,479.68x = 187,692,017,578,603.31
  5. Step 5: Solve for x
    x = 187,692,017,578,603.31/15,833,479.68
  6. Step 6: Final answer
    x = 11,854,123.12

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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.