Home / 10,031,059.78-13,847,100.47-6,772,288.84

Finding the Fourth Proportional to 10,031,059.78, 13,847,100.47 and 6,772,288.84

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Solution

The fourth proportional to 10,031,059.78, 13,847,100.47 and 6,772,288.84 is: 9,348,619.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,031,059.78 : 13,847,100.47 = 6,772,288.84 : x
  2. Step 2: Convert to fraction form
    10,031,059.78/13,847,100.47 = 6,772,288.84/x
  3. Step 3: Cross multiply
    10,031,059.78x = 13,847,100.47 × 6,772,288.84
  4. Step 4: Simplify right side
    10,031,059.78x = 93,776,563,979,339.75
  5. Step 5: Solve for x
    x = 93,776,563,979,339.75/10,031,059.78
  6. Step 6: Final answer
    x = 9,348,619.79

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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.