Home / 9,965,188.33-13,751,959.81-5,381,509.30

Finding the Fourth Proportional to 9,965,188.33, 13,751,959.81 and 5,381,509.30

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Solution

The fourth proportional to 9,965,188.33, 13,751,959.81 and 5,381,509.30 is: 7,426,482.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,965,188.33 : 13,751,959.81 = 5,381,509.30 : x
  2. Step 2: Convert to fraction form
    9,965,188.33/13,751,959.81 = 5,381,509.30/x
  3. Step 3: Cross multiply
    9,965,188.33x = 13,751,959.81 × 5,381,509.30
  4. Step 4: Simplify right side
    9,965,188.33x = 74,006,299,610,741.23
  5. Step 5: Solve for x
    x = 74,006,299,610,741.23/9,965,188.33
  6. Step 6: Final answer
    x = 7,426,482.79

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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.