Home / 45,455,850.76-68,193,851.28-13,105,228.63

Finding the Fourth Proportional to 45,455,850.76, 68,193,851.28 and 13,105,228.63

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Solution

The fourth proportional to 45,455,850.76, 68,193,851.28 and 13,105,228.63 is: 19,660,747.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,455,850.76 : 68,193,851.28 = 13,105,228.63 : x
  2. Step 2: Convert to fraction form
    45,455,850.76/68,193,851.28 = 13,105,228.63/x
  3. Step 3: Cross multiply
    45,455,850.76x = 68,193,851.28 × 13,105,228.63
  4. Step 4: Simplify right side
    45,455,850.76x = 893,696,012,184,618.25
  5. Step 5: Solve for x
    x = 893,696,012,184,618.25/45,455,850.76
  6. Step 6: Final answer
    x = 19,660,747.68

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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.