Home / 30,268,035.70-45,393,196.20-10,835,009.80

Finding the Fourth Proportional to 30,268,035.70, 45,393,196.20 and 10,835,009.80

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Solution

The fourth proportional to 30,268,035.70, 45,393,196.20 and 10,835,009.80 is: 16,249,344.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,268,035.70 : 45,393,196.20 = 10,835,009.80 : x
  2. Step 2: Convert to fraction form
    30,268,035.70/45,393,196.20 = 10,835,009.80/x
  3. Step 3: Cross multiply
    30,268,035.70x = 45,393,196.20 × 10,835,009.80
  4. Step 4: Simplify right side
    30,268,035.70x = 491,835,725,680,322.81
  5. Step 5: Solve for x
    x = 491,835,725,680,322.81/30,268,035.70
  6. Step 6: Final answer
    x = 16,249,344.05

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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.