Home / 19,027,328.32-26,257,730.88-10,878,736.96

Finding the Fourth Proportional to 19,027,328.32, 26,257,730.88 and 10,878,736.96

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Solution

The fourth proportional to 19,027,328.32, 26,257,730.88 and 10,878,736.96 is: 15,012,667.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,027,328.32 : 26,257,730.88 = 10,878,736.96 : x
  2. Step 2: Convert to fraction form
    19,027,328.32/26,257,730.88 = 10,878,736.96/x
  3. Step 3: Cross multiply
    19,027,328.32x = 26,257,730.88 × 10,878,736.96
  4. Step 4: Simplify right side
    19,027,328.32x = 285,650,947,409,989.31
  5. Step 5: Solve for x
    x = 285,650,947,409,989.31/19,027,328.32
  6. Step 6: Final answer
    x = 15,012,667.18

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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.