Home / 26,887,590,749.36-37,108,128,913.62-15,303,014,181.56

Finding the Fourth Proportional to 26,887,590,749.36, 37,108,128,913.62 and 15,303,014,181.56

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Solution

The fourth proportional to 26,887,590,749.36, 37,108,128,913.62 and 15,303,014,181.56 is: 21,120,011,395.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,887,590,749.36 : 37,108,128,913.62 = 15,303,014,181.56 : x
  2. Step 2: Convert to fraction form
    26,887,590,749.36/37,108,128,913.62 = 15,303,014,181.56/x
  3. Step 3: Cross multiply
    26,887,590,749.36x = 37,108,128,913.62 × 15,303,014,181.56
  4. Step 4: Simplify right side
    26,887,590,749.36x = 567,866,223,016,283,537,408
  5. Step 5: Solve for x
    x = 567,866,223,016,283,537,408/26,887,590,749.36
  6. Step 6: Final answer
    x = 21,120,011,395.21

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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.