Home / 65,997,642.56-91,075,376-36,627,269.12

Finding the Fourth Proportional to 65,997,642.56, 91,075,376 and 36,627,269.12

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Solution

The fourth proportional to 65,997,642.56, 91,075,376 and 36,627,269.12 is: 50,544,870.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,997,642.56 : 91,075,376 = 36,627,269.12 : x
  2. Step 2: Convert to fraction form
    65,997,642.56/91,075,376 = 36,627,269.12/x
  3. Step 3: Cross multiply
    65,997,642.56x = 91,075,376 × 36,627,269.12
  4. Step 4: Simplify right side
    65,997,642.56x = 3,335,842,306,957,189
  5. Step 5: Solve for x
    x = 3,335,842,306,957,189/65,997,642.56
  6. Step 6: Final answer
    x = 50,544,870.66

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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.