Home / 12,726,539.04-19,089,847.85-3,141,918.60

Finding the Fourth Proportional to 12,726,539.04, 19,089,847.85 and 3,141,918.60

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Solution

The fourth proportional to 12,726,539.04, 19,089,847.85 and 3,141,918.60 is: 4,712,887.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,726,539.04 : 19,089,847.85 = 3,141,918.60 : x
  2. Step 2: Convert to fraction form
    12,726,539.04/19,089,847.85 = 3,141,918.60/x
  3. Step 3: Cross multiply
    12,726,539.04x = 19,089,847.85 × 3,141,918.60
  4. Step 4: Simplify right side
    12,726,539.04x = 59,978,748,031,085.02
  5. Step 5: Solve for x
    x = 59,978,748,031,085.02/12,726,539.04
  6. Step 6: Final answer
    x = 4,712,887.60

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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.