Home / 73,385,972.64-101,272,707.07-40,346,783.82

Finding the Fourth Proportional to 73,385,972.64, 101,272,707.07 and 40,346,783.82

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Solution

The fourth proportional to 73,385,972.64, 101,272,707.07 and 40,346,783.82 is: 55,678,597.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,385,972.64 : 101,272,707.07 = 40,346,783.82 : x
  2. Step 2: Convert to fraction form
    73,385,972.64/101,272,707.07 = 40,346,783.82/x
  3. Step 3: Cross multiply
    73,385,972.64x = 101,272,707.07 × 40,346,783.82
  4. Step 4: Simplify right side
    73,385,972.64x = 4,086,028,018,918,608.50
  5. Step 5: Solve for x
    x = 4,086,028,018,918,608.50/73,385,972.64
  6. Step 6: Final answer
    x = 55,678,597.31

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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.