Home / 18,125,733.71-25,014,040.75-9,866,328.65

Finding the Fourth Proportional to 18,125,733.71, 25,014,040.75 and 9,866,328.65

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Solution

The fourth proportional to 18,125,733.71, 25,014,040.75 and 9,866,328.65 is: 13,615,821.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,125,733.71 : 25,014,040.75 = 9,866,328.65 : x
  2. Step 2: Convert to fraction form
    18,125,733.71/25,014,040.75 = 9,866,328.65/x
  3. Step 3: Cross multiply
    18,125,733.71x = 25,014,040.75 × 9,866,328.65
  4. Step 4: Simplify right side
    18,125,733.71x = 246,796,746,941,861.75
  5. Step 5: Solve for x
    x = 246,796,746,941,861.75/18,125,733.71
  6. Step 6: Final answer
    x = 13,615,821.07

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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.