Home / 20,049,946.40-30,074,919.60-4,904,026.40

Finding the Fourth Proportional to 20,049,946.40, 30,074,919.60 and 4,904,026.40

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Solution

The fourth proportional to 20,049,946.40, 30,074,919.60 and 4,904,026.40 is: 7,356,039.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,049,946.40 : 30,074,919.60 = 4,904,026.40 : x
  2. Step 2: Convert to fraction form
    20,049,946.40/30,074,919.60 = 4,904,026.40/x
  3. Step 3: Cross multiply
    20,049,946.40x = 30,074,919.60 × 4,904,026.40
  4. Step 4: Simplify right side
    20,049,946.40x = 147,488,199,696,277.47
  5. Step 5: Solve for x
    x = 147,488,199,696,277.47/20,049,946.40
  6. Step 6: Final answer
    x = 7,356,039.60

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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.