Home / 35,444,464.20-53,060,408.10-21,060,127.80

Finding the Fourth Proportional to 35,444,464.20, 53,060,408.10 and 21,060,127.80

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Solution

The fourth proportional to 35,444,464.20, 53,060,408.10 and 21,060,127.80 is: 31,527,038.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,444,464.20 : 53,060,408.10 = 21,060,127.80 : x
  2. Step 2: Convert to fraction form
    35,444,464.20/53,060,408.10 = 21,060,127.80/x
  3. Step 3: Cross multiply
    35,444,464.20x = 53,060,408.10 × 21,060,127.80
  4. Step 4: Simplify right side
    35,444,464.20x = 1,117,458,975,706,155.25
  5. Step 5: Solve for x
    x = 1,117,458,975,706,155.25/35,444,464.20
  6. Step 6: Final answer
    x = 31,527,038.17

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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.