Home / 14,191,357.65-21,272,494.29-10,772,406.57

Finding the Fourth Proportional to 14,191,357.65, 21,272,494.29 and 10,772,406.57

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Solution

The fourth proportional to 14,191,357.65, 21,272,494.29 and 10,772,406.57 is: 16,147,571.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,191,357.65 : 21,272,494.29 = 10,772,406.57 : x
  2. Step 2: Convert to fraction form
    14,191,357.65/21,272,494.29 = 10,772,406.57/x
  3. Step 3: Cross multiply
    14,191,357.65x = 21,272,494.29 × 10,772,406.57
  4. Step 4: Simplify right side
    14,191,357.65x = 229,155,957,289,258.81
  5. Step 5: Solve for x
    x = 229,155,957,289,258.81/14,191,357.65
  6. Step 6: Final answer
    x = 16,147,571.15

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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.