Home / 38,061,465.36-52,524,871.44-20,657,808.60

Finding the Fourth Proportional to 38,061,465.36, 52,524,871.44 and 20,657,808.60

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Solution

The fourth proportional to 38,061,465.36, 52,524,871.44 and 20,657,808.60 is: 28,507,802.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,061,465.36 : 52,524,871.44 = 20,657,808.60 : x
  2. Step 2: Convert to fraction form
    38,061,465.36/52,524,871.44 = 20,657,808.60/x
  3. Step 3: Cross multiply
    38,061,465.36x = 52,524,871.44 × 20,657,808.60
  4. Step 4: Simplify right side
    38,061,465.36x = 1,085,048,740,947,126.38
  5. Step 5: Solve for x
    x = 1,085,048,740,947,126.38/38,061,465.36
  6. Step 6: Final answer
    x = 28,507,802.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.