Home / 28,186,212.20-42,246,140.70-14,716,106.60

Finding the Fourth Proportional to 28,186,212.20, 42,246,140.70 and 14,716,106.60

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Solution

The fourth proportional to 28,186,212.20, 42,246,140.70 and 14,716,106.60 is: 22,056,837.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,186,212.20 : 42,246,140.70 = 14,716,106.60 : x
  2. Step 2: Convert to fraction form
    28,186,212.20/42,246,140.70 = 14,716,106.60/x
  3. Step 3: Cross multiply
    28,186,212.20x = 42,246,140.70 × 14,716,106.60
  4. Step 4: Simplify right side
    28,186,212.20x = 621,698,709,979,798.62
  5. Step 5: Solve for x
    x = 621,698,709,979,798.62/28,186,212.20
  6. Step 6: Final answer
    x = 22,056,837.77

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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.