Home / 30,289,853.60-45,435,039.60-10,095,095.60

Finding the Fourth Proportional to 30,289,853.60, 45,435,039.60 and 10,095,095.60

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Solution

The fourth proportional to 30,289,853.60, 45,435,039.60 and 10,095,095.60 is: 15,142,729.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,289,853.60 : 45,435,039.60 = 10,095,095.60 : x
  2. Step 2: Convert to fraction form
    30,289,853.60/45,435,039.60 = 10,095,095.60/x
  3. Step 3: Cross multiply
    30,289,853.60x = 45,435,039.60 × 10,095,095.60
  4. Step 4: Simplify right side
    30,289,853.60x = 458,671,068,351,785.75
  5. Step 5: Solve for x
    x = 458,671,068,351,785.75/30,289,853.60
  6. Step 6: Final answer
    x = 15,142,729.79

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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.