Home / 65,004,001.60-97,520,436.60-21,871,987.60

Finding the Fourth Proportional to 65,004,001.60, 97,520,436.60 and 21,871,987.60

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Solution

The fourth proportional to 65,004,001.60, 97,520,436.60 and 21,871,987.60 is: 32,812,838.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,004,001.60 : 97,520,436.60 = 21,871,987.60 : x
  2. Step 2: Convert to fraction form
    65,004,001.60/97,520,436.60 = 21,871,987.60/x
  3. Step 3: Cross multiply
    65,004,001.60x = 97,520,436.60 × 21,871,987.60
  4. Step 4: Simplify right side
    65,004,001.60x = 2,132,965,780,061,786.25
  5. Step 5: Solve for x
    x = 2,132,965,780,061,786.25/65,004,001.60
  6. Step 6: Final answer
    x = 32,812,838.10

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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.