Home / 9,218,635.75-12,721,719.74-5,088,669.41

Finding the Fourth Proportional to 9,218,635.75, 12,721,719.74 and 5,088,669.41

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Solution

The fourth proportional to 9,218,635.75, 12,721,719.74 and 5,088,669.41 is: 7,022,365.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,218,635.75 : 12,721,719.74 = 5,088,669.41 : x
  2. Step 2: Convert to fraction form
    9,218,635.75/12,721,719.74 = 5,088,669.41/x
  3. Step 3: Cross multiply
    9,218,635.75x = 12,721,719.74 × 5,088,669.41
  4. Step 4: Simplify right side
    9,218,635.75x = 64,736,626,089,892.10
  5. Step 5: Solve for x
    x = 64,736,626,089,892.10/9,218,635.75
  6. Step 6: Final answer
    x = 7,022,365.11

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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.