Home / 65,964,016.01-91,038,415.29-38,086,679.42

Finding the Fourth Proportional to 65,964,016.01, 91,038,415.29 and 38,086,679.42

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Solution

The fourth proportional to 65,964,016.01, 91,038,415.29 and 38,086,679.42 is: 52,564,278.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,964,016.01 : 91,038,415.29 = 38,086,679.42 : x
  2. Step 2: Convert to fraction form
    65,964,016.01/91,038,415.29 = 38,086,679.42/x
  3. Step 3: Cross multiply
    65,964,016.01x = 91,038,415.29 × 38,086,679.42
  4. Step 4: Simplify right side
    65,964,016.01x = 3,467,350,937,409,430.50
  5. Step 5: Solve for x
    x = 3,467,350,937,409,430.50/65,964,016.01
  6. Step 6: Final answer
    x = 52,564,278.94

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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.