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Finding the Fourth Proportional to 9,197,751.60, 13,796,627.40 and 4,402,972.80

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Solution

The fourth proportional to 9,197,751.60, 13,796,627.40 and 4,402,972.80 is: 6,604,459.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,197,751.60 : 13,796,627.40 = 4,402,972.80 : x
  2. Step 2: Convert to fraction form
    9,197,751.60/13,796,627.40 = 4,402,972.80/x
  3. Step 3: Cross multiply
    9,197,751.60x = 13,796,627.40 × 4,402,972.80
  4. Step 4: Simplify right side
    9,197,751.60x = 60,746,175,173,934.72
  5. Step 5: Solve for x
    x = 60,746,175,173,934.72/9,197,751.60
  6. Step 6: Final answer
    x = 6,604,459.20

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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.