Home / 18,135,155.34-25,026,921.29-10,293,928.94

Finding the Fourth Proportional to 18,135,155.34, 25,026,921.29 and 10,293,928.94

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Solution

The fourth proportional to 18,135,155.34, 25,026,921.29 and 10,293,928.94 is: 14,205,852.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,135,155.34 : 25,026,921.29 = 10,293,928.94 : x
  2. Step 2: Convert to fraction form
    18,135,155.34/25,026,921.29 = 10,293,928.94/x
  3. Step 3: Cross multiply
    18,135,155.34x = 25,026,921.29 × 10,293,928.94
  4. Step 4: Simplify right side
    18,135,155.34x = 257,625,349,376,642.22
  5. Step 5: Solve for x
    x = 257,625,349,376,642.22/18,135,155.34
  6. Step 6: Final answer
    x = 14,205,852.92

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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.