Home / 18,270,159.59-25,211,856.33-10,429,360.31

Finding the Fourth Proportional to 18,270,159.59, 25,211,856.33 and 10,429,360.31

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Solution

The fourth proportional to 18,270,159.59, 25,211,856.33 and 10,429,360.31 is: 14,391,966.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,270,159.59 : 25,211,856.33 = 10,429,360.31 : x
  2. Step 2: Convert to fraction form
    18,270,159.59/25,211,856.33 = 10,429,360.31/x
  3. Step 3: Cross multiply
    18,270,159.59x = 25,211,856.33 × 10,429,360.31
  4. Step 4: Simplify right side
    18,270,159.59x = 262,943,533,749,524.25
  5. Step 5: Solve for x
    x = 262,943,533,749,524.25/18,270,159.59
  6. Step 6: Final answer
    x = 14,391,966.99

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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.