Home / 25,507,316.70-38,260,975.05-10,372,110.30

Finding the Fourth Proportional to 25,507,316.70, 38,260,975.05 and 10,372,110.30

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Solution

The fourth proportional to 25,507,316.70, 38,260,975.05 and 10,372,110.30 is: 15,558,165.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,507,316.70 : 38,260,975.05 = 10,372,110.30 : x
  2. Step 2: Convert to fraction form
    25,507,316.70/38,260,975.05 = 10,372,110.30/x
  3. Step 3: Cross multiply
    25,507,316.70x = 38,260,975.05 × 10,372,110.30
  4. Step 4: Simplify right side
    25,507,316.70x = 396,847,053,404,148
  5. Step 5: Solve for x
    x = 396,847,053,404,148/25,507,316.70
  6. Step 6: Final answer
    x = 15,558,165.45

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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.