Home / 40,075,141.51-60,151,584.11-19,340,171.70

Finding the Fourth Proportional to 40,075,141.51, 60,151,584.11 and 19,340,171.70

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Solution

The fourth proportional to 40,075,141.51, 60,151,584.11 and 19,340,171.70 is: 29,029,017.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,075,141.51 : 60,151,584.11 = 19,340,171.70 : x
  2. Step 2: Convert to fraction form
    40,075,141.51/60,151,584.11 = 19,340,171.70/x
  3. Step 3: Cross multiply
    40,075,141.51x = 60,151,584.11 × 19,340,171.70
  4. Step 4: Simplify right side
    40,075,141.51x = 1,163,341,964,762,742
  5. Step 5: Solve for x
    x = 1,163,341,964,762,742/40,075,141.51
  6. Step 6: Final answer
    x = 29,029,017.02

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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.