Home / 40,726,972.80-61,089,076.80-10,435,132.80

Finding the Fourth Proportional to 40,726,972.80, 61,089,076.80 and 10,435,132.80

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Solution

The fourth proportional to 40,726,972.80, 61,089,076.80 and 10,435,132.80 is: 15,652,345.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,726,972.80 : 61,089,076.80 = 10,435,132.80 : x
  2. Step 2: Convert to fraction form
    40,726,972.80/61,089,076.80 = 10,435,132.80/x
  3. Step 3: Cross multiply
    40,726,972.80x = 61,089,076.80 × 10,435,132.80
  4. Step 4: Simplify right side
    40,726,972.80x = 637,472,629,037,399
  5. Step 5: Solve for x
    x = 637,472,629,037,399/40,726,972.80
  6. Step 6: Final answer
    x = 15,652,345.00

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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.