Home / 8,662,058.40-12,993,087.60-5,974,672.80

Finding the Fourth Proportional to 8,662,058.40, 12,993,087.60 and 5,974,672.80

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Solution

The fourth proportional to 8,662,058.40, 12,993,087.60 and 5,974,672.80 is: 8,962,009.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,662,058.40 : 12,993,087.60 = 5,974,672.80 : x
  2. Step 2: Convert to fraction form
    8,662,058.40/12,993,087.60 = 5,974,672.80/x
  3. Step 3: Cross multiply
    8,662,058.40x = 12,993,087.60 × 5,974,672.80
  4. Step 4: Simplify right side
    8,662,058.40x = 77,629,447,071,737.28
  5. Step 5: Solve for x
    x = 77,629,447,071,737.28/8,662,058.40
  6. Step 6: Final answer
    x = 8,962,009.20

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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.