Home / 11,518,185.92-15,894,810.88-6,623,291.32

Finding the Fourth Proportional to 11,518,185.92, 15,894,810.88 and 6,623,291.32

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Solution

The fourth proportional to 11,518,185.92, 15,894,810.88 and 6,623,291.32 is: 9,139,977.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,518,185.92 : 15,894,810.88 = 6,623,291.32 : x
  2. Step 2: Convert to fraction form
    11,518,185.92/15,894,810.88 = 6,623,291.32/x
  3. Step 3: Cross multiply
    11,518,185.92x = 15,894,810.88 × 6,623,291.32
  4. Step 4: Simplify right side
    11,518,185.92x = 105,275,962,934,545.58
  5. Step 5: Solve for x
    x = 105,275,962,934,545.58/11,518,185.92
  6. Step 6: Final answer
    x = 9,139,977.74

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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.