Home / 21,871,638.53-32,771,510.75-7,486,859.26

Finding the Fourth Proportional to 21,871,638.53, 32,771,510.75 and 7,486,859.26

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Solution

The fourth proportional to 21,871,638.53, 32,771,510.75 and 7,486,859.26 is: 11,217,983.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,871,638.53 : 32,771,510.75 = 7,486,859.26 : x
  2. Step 2: Convert to fraction form
    21,871,638.53/32,771,510.75 = 7,486,859.26/x
  3. Step 3: Cross multiply
    21,871,638.53x = 32,771,510.75 × 7,486,859.26
  4. Step 4: Simplify right side
    21,871,638.53x = 245,355,688,782,508.59
  5. Step 5: Solve for x
    x = 245,355,688,782,508.59/21,871,638.53
  6. Step 6: Final answer
    x = 11,217,983.90

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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.