Home / 65,957,101.77-98,871,315.77-31,404,219.59

Finding the Fourth Proportional to 65,957,101.77, 98,871,315.77 and 31,404,219.59

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Solution

The fourth proportional to 65,957,101.77, 98,871,315.77 and 31,404,219.59 is: 47,075,696.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,957,101.77 : 98,871,315.77 = 31,404,219.59 : x
  2. Step 2: Convert to fraction form
    65,957,101.77/98,871,315.77 = 31,404,219.59/x
  3. Step 3: Cross multiply
    65,957,101.77x = 98,871,315.77 × 31,404,219.59
  4. Step 4: Simplify right side
    65,957,101.77x = 3,104,976,511,420,044
  5. Step 5: Solve for x
    x = 3,104,976,511,420,044/65,957,101.77
  6. Step 6: Final answer
    x = 47,075,696.60

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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.