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Finding the Fourth Proportional to 6,603,061.52, 9,907,391.64 and 3,607,746.32

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Solution

The fourth proportional to 6,603,061.52, 9,907,391.64 and 3,607,746.32 is: 5,413,148.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,603,061.52 : 9,907,391.64 = 3,607,746.32 : x
  2. Step 2: Convert to fraction form
    6,603,061.52/9,907,391.64 = 3,607,746.32/x
  3. Step 3: Cross multiply
    6,603,061.52x = 9,907,391.64 × 3,607,746.32
  4. Step 4: Simplify right side
    6,603,061.52x = 35,743,355,730,008.77
  5. Step 5: Solve for x
    x = 35,743,355,730,008.77/6,603,061.52
  6. Step 6: Final answer
    x = 5,413,148.98

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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.