Home / 62,136,823.68-85,785,599.36-55,242,262.40

Finding the Fourth Proportional to 62,136,823.68, 85,785,599.36 and 55,242,262.40

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Solution

The fourth proportional to 62,136,823.68, 85,785,599.36 and 55,242,262.40 is: 76,267,023.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,136,823.68 : 85,785,599.36 = 55,242,262.40 : x
  2. Step 2: Convert to fraction form
    62,136,823.68/85,785,599.36 = 55,242,262.40/x
  3. Step 3: Cross multiply
    62,136,823.68x = 85,785,599.36 × 55,242,262.40
  4. Step 4: Simplify right side
    62,136,823.68x = 4,738,990,589,986,392
  5. Step 5: Solve for x
    x = 4,738,990,589,986,392/62,136,823.68
  6. Step 6: Final answer
    x = 76,267,023.47

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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.