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Finding the Fourth Proportional to 6,503,851.04, 8,974,960.86 and 3,603,068.96

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Solution

The fourth proportional to 6,503,851.04, 8,974,960.86 and 3,603,068.96 is: 4,972,039.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,503,851.04 : 8,974,960.86 = 3,603,068.96 : x
  2. Step 2: Convert to fraction form
    6,503,851.04/8,974,960.86 = 3,603,068.96/x
  3. Step 3: Cross multiply
    6,503,851.04x = 8,974,960.86 × 3,603,068.96
  4. Step 4: Simplify right side
    6,503,851.04x = 32,337,402,891,880.90
  5. Step 5: Solve for x
    x = 32,337,402,891,880.90/6,503,851.04
  6. Step 6: Final answer
    x = 4,972,039.29

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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.