Home / 14,371,811.40-21,557,717.10-7,184,454.60

Finding the Fourth Proportional to 14,371,811.40, 21,557,717.10 and 7,184,454.60

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Solution

The fourth proportional to 14,371,811.40, 21,557,717.10 and 7,184,454.60 is: 10,776,681.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,371,811.40 : 21,557,717.10 = 7,184,454.60 : x
  2. Step 2: Convert to fraction form
    14,371,811.40/21,557,717.10 = 7,184,454.60/x
  3. Step 3: Cross multiply
    14,371,811.40x = 21,557,717.10 × 7,184,454.60
  4. Step 4: Simplify right side
    14,371,811.40x = 154,880,439,784,593.66
  5. Step 5: Solve for x
    x = 154,880,439,784,593.66/14,371,811.40
  6. Step 6: Final answer
    x = 10,776,681.90

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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.