Home / 61,075,401.87-84,255,961.40-54,113,185.83

Finding the Fourth Proportional to 61,075,401.87, 84,255,961.40 and 54,113,185.83

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Solution

The fourth proportional to 61,075,401.87, 84,255,961.40 and 54,113,185.83 is: 74,651,305.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,075,401.87 : 84,255,961.40 = 54,113,185.83 : x
  2. Step 2: Convert to fraction form
    61,075,401.87/84,255,961.40 = 54,113,185.83/x
  3. Step 3: Cross multiply
    61,075,401.87x = 84,255,961.40 × 54,113,185.83
  4. Step 4: Simplify right side
    61,075,401.87x = 4,559,358,496,252,941
  5. Step 5: Solve for x
    x = 4,559,358,496,252,941/61,075,401.87
  6. Step 6: Final answer
    x = 74,651,305.71

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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.