Home / 91,788,665.40-137,650,914.81-27,075,291.66

Finding the Fourth Proportional to 91,788,665.40, 137,650,914.81 and 27,075,291.66

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Solution

The fourth proportional to 91,788,665.40, 137,650,914.81 and 27,075,291.66 is: 40,603,473.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    91,788,665.40 : 137,650,914.81 = 27,075,291.66 : x
  2. Step 2: Convert to fraction form
    91,788,665.40/137,650,914.81 = 27,075,291.66/x
  3. Step 3: Cross multiply
    91,788,665.40x = 137,650,914.81 × 27,075,291.66
  4. Step 4: Simplify right side
    91,788,665.40x = 3,726,938,665,746,563.50
  5. Step 5: Solve for x
    x = 3,726,938,665,746,563.50/91,788,665.40
  6. Step 6: Final answer
    x = 40,603,473.75

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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.