Home / 67,712,550.34-101,572,664.07-21,658,464.58

Finding the Fourth Proportional to 67,712,550.34, 101,572,664.07 and 21,658,464.58

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Solution

The fourth proportional to 67,712,550.34, 101,572,664.07 and 21,658,464.58 is: 32,488,924.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,712,550.34 : 101,572,664.07 = 21,658,464.58 : x
  2. Step 2: Convert to fraction form
    67,712,550.34/101,572,664.07 = 21,658,464.58/x
  3. Step 3: Cross multiply
    67,712,550.34x = 101,572,664.07 × 21,658,464.58
  4. Step 4: Simplify right side
    67,712,550.34x = 2,199,907,947,056,333.25
  5. Step 5: Solve for x
    x = 2,199,907,947,056,333.25/67,712,550.34
  6. Step 6: Final answer
    x = 32,488,924.67

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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.