Home / 26,212,460.32-39,290,288.56-13,415,419.36

Finding the Fourth Proportional to 26,212,460.32, 39,290,288.56 and 13,415,419.36

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Solution

The fourth proportional to 26,212,460.32, 39,290,288.56 and 13,415,419.36 is: 20,108,593.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,212,460.32 : 39,290,288.56 = 13,415,419.36 : x
  2. Step 2: Convert to fraction form
    26,212,460.32/39,290,288.56 = 13,415,419.36/x
  3. Step 3: Cross multiply
    26,212,460.32x = 39,290,288.56 × 13,415,419.36
  4. Step 4: Simplify right side
    26,212,460.32x = 527,095,697,807,810.50
  5. Step 5: Solve for x
    x = 527,095,697,807,810.50/26,212,460.32
  6. Step 6: Final answer
    x = 20,108,593.07

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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.