Home / 66,562,896-99,770,152.64-27,679,572.32

Finding the Fourth Proportional to 66,562,896, 99,770,152.64 and 27,679,572.32

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Solution

The fourth proportional to 66,562,896, 99,770,152.64 and 27,679,572.32 is: 41,488,506.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,562,896 : 99,770,152.64 = 27,679,572.32 : x
  2. Step 2: Convert to fraction form
    66,562,896/99,770,152.64 = 27,679,572.32/x
  3. Step 3: Cross multiply
    66,562,896x = 99,770,152.64 × 27,679,572.32
  4. Step 4: Simplify right side
    66,562,896x = 2,761,595,155,376,319
  5. Step 5: Solve for x
    x = 2,761,595,155,376,319/66,562,896
  6. Step 6: Final answer
    x = 41,488,506.68

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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.