Home / 75,075,732.36-103,601,641.14-42,032,890.44

Finding the Fourth Proportional to 75,075,732.36, 103,601,641.14 and 42,032,890.44

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Solution

The fourth proportional to 75,075,732.36, 103,601,641.14 and 42,032,890.44 is: 58,003,782.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,075,732.36 : 103,601,641.14 = 42,032,890.44 : x
  2. Step 2: Convert to fraction form
    75,075,732.36/103,601,641.14 = 42,032,890.44/x
  3. Step 3: Cross multiply
    75,075,732.36x = 103,601,641.14 × 42,032,890.44
  4. Step 4: Simplify right side
    75,075,732.36x = 4,354,676,431,441,816.50
  5. Step 5: Solve for x
    x = 4,354,676,431,441,816.50/75,075,732.36
  6. Step 6: Final answer
    x = 58,003,782.24

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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.