Home / 55,492,081.20-83,238,121.80-53,224,599.60

Finding the Fourth Proportional to 55,492,081.20, 83,238,121.80 and 53,224,599.60

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Solution

The fourth proportional to 55,492,081.20, 83,238,121.80 and 53,224,599.60 is: 79,836,899.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,492,081.20 : 83,238,121.80 = 53,224,599.60 : x
  2. Step 2: Convert to fraction form
    55,492,081.20/83,238,121.80 = 53,224,599.60/x
  3. Step 3: Cross multiply
    55,492,081.20x = 83,238,121.80 × 53,224,599.60
  4. Step 4: Simplify right side
    55,492,081.20x = 4,430,315,704,261,031
  5. Step 5: Solve for x
    x = 4,430,315,704,261,031/55,492,081.20
  6. Step 6: Final answer
    x = 79,836,899.40

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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.