Home / 7,006,869.02-9,669,465.89-3,909,208.07

Finding the Fourth Proportional to 7,006,869.02, 9,669,465.89 and 3,909,208.07

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Solution

The fourth proportional to 7,006,869.02, 9,669,465.89 and 3,909,208.07 is: 5,394,699.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,006,869.02 : 9,669,465.89 = 3,909,208.07 : x
  2. Step 2: Convert to fraction form
    7,006,869.02/9,669,465.89 = 3,909,208.07/x
  3. Step 3: Cross multiply
    7,006,869.02x = 9,669,465.89 × 3,909,208.07
  4. Step 4: Simplify right side
    7,006,869.02x = 37,799,954,089,777.73
  5. Step 5: Solve for x
    x = 37,799,954,089,777.73/7,006,869.02
  6. Step 6: Final answer
    x = 5,394,699.69

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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.