Home / 9,661,942.40-14,492,913.60-2,930,691.20

Finding the Fourth Proportional to 9,661,942.40, 14,492,913.60 and 2,930,691.20

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Solution

The fourth proportional to 9,661,942.40, 14,492,913.60 and 2,930,691.20 is: 4,396,036.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,661,942.40 : 14,492,913.60 = 2,930,691.20 : x
  2. Step 2: Convert to fraction form
    9,661,942.40/14,492,913.60 = 2,930,691.20/x
  3. Step 3: Cross multiply
    9,661,942.40x = 14,492,913.60 × 2,930,691.20
  4. Step 4: Simplify right side
    9,661,942.40x = 42,474,254,349,880.32
  5. Step 5: Solve for x
    x = 42,474,254,349,880.32/9,661,942.40
  6. Step 6: Final answer
    x = 4,396,036.80

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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.