Home / 76,285,518.36-114,425,718.72-33,154,718.14

Finding the Fourth Proportional to 76,285,518.36, 114,425,718.72 and 33,154,718.14

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Solution

The fourth proportional to 76,285,518.36, 114,425,718.72 and 33,154,718.14 is: 49,730,965.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,285,518.36 : 114,425,718.72 = 33,154,718.14 : x
  2. Step 2: Convert to fraction form
    76,285,518.36/114,425,718.72 = 33,154,718.14/x
  3. Step 3: Cross multiply
    76,285,518.36x = 114,425,718.72 × 33,154,718.14
  4. Step 4: Simplify right side
    76,285,518.36x = 3,793,752,452,128,521.50
  5. Step 5: Solve for x
    x = 3,793,752,452,128,521.50/76,285,518.36
  6. Step 6: Final answer
    x = 49,730,965.11

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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.