Home / 19,347,137.31-29,033,474.95-10,255,619.39

Finding the Fourth Proportional to 19,347,137.31, 29,033,474.95 and 10,255,619.39

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Solution

The fourth proportional to 19,347,137.31, 29,033,474.95 and 10,255,619.39 is: 15,390,197.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,347,137.31 : 29,033,474.95 = 10,255,619.39 : x
  2. Step 2: Convert to fraction form
    19,347,137.31/29,033,474.95 = 10,255,619.39/x
  3. Step 3: Cross multiply
    19,347,137.31x = 29,033,474.95 × 10,255,619.39
  4. Step 4: Simplify right side
    19,347,137.31x = 297,756,268,459,853.81
  5. Step 5: Solve for x
    x = 297,756,268,459,853.81/19,347,137.31
  6. Step 6: Final answer
    x = 15,390,197.72

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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.