Home / 21,325,744,408.79-29,415,356,660.79-13,714,413,002.25

Finding the Fourth Proportional to 21,325,744,408.79, 29,415,356,660.79 and 13,714,413,002.25

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Solution

The fourth proportional to 21,325,744,408.79, 29,415,356,660.79 and 13,714,413,002.25 is: 18,916,776,930.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,325,744,408.79 : 29,415,356,660.79 = 13,714,413,002.25 : x
  2. Step 2: Convert to fraction form
    21,325,744,408.79/29,415,356,660.79 = 13,714,413,002.25/x
  3. Step 3: Cross multiply
    21,325,744,408.79x = 29,415,356,660.79 × 13,714,413,002.25
  4. Step 4: Simplify right side
    21,325,744,408.79x = 403,414,349,854,559,502,336
  5. Step 5: Solve for x
    x = 403,414,349,854,559,502,336/21,325,744,408.79
  6. Step 6: Final answer
    x = 18,916,776,930.35

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1.5x scale

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.