Home / 25,267,866.87-34,869,679.53-13,665,430.35

Finding the Fourth Proportional to 25,267,866.87, 34,869,679.53 and 13,665,430.35

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Solution

The fourth proportional to 25,267,866.87, 34,869,679.53 and 13,665,430.35 is: 18,858,306.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,267,866.87 : 34,869,679.53 = 13,665,430.35 : x
  2. Step 2: Convert to fraction form
    25,267,866.87/34,869,679.53 = 13,665,430.35/x
  3. Step 3: Cross multiply
    25,267,866.87x = 34,869,679.53 × 13,665,430.35
  4. Step 4: Simplify right side
    25,267,866.87x = 476,509,176,701,360.19
  5. Step 5: Solve for x
    x = 476,509,176,701,360.19/25,267,866.87
  6. Step 6: Final answer
    x = 18,858,306.45

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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.