Home / 26,989,052.80-40,483,580.64-7,819,822.48

Finding the Fourth Proportional to 26,989,052.80, 40,483,580.64 and 7,819,822.48

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Solution

The fourth proportional to 26,989,052.80, 40,483,580.64 and 7,819,822.48 is: 11,729,734.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,989,052.80 : 40,483,580.64 = 7,819,822.48 : x
  2. Step 2: Convert to fraction form
    26,989,052.80/40,483,580.64 = 7,819,822.48/x
  3. Step 3: Cross multiply
    26,989,052.80x = 40,483,580.64 × 7,819,822.48
  4. Step 4: Simplify right side
    26,989,052.80x = 316,574,413,959,564.81
  5. Step 5: Solve for x
    x = 316,574,413,959,564.81/26,989,052.80
  6. Step 6: Final answer
    x = 11,729,734.14

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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.