Home / 13,132,551.86-19,683,155.55-6,112,220.48

Finding the Fourth Proportional to 13,132,551.86, 19,683,155.55 and 6,112,220.48

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Solution

The fourth proportional to 13,132,551.86, 19,683,155.55 and 6,112,220.48 is: 9,161,036.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,132,551.86 : 19,683,155.55 = 6,112,220.48 : x
  2. Step 2: Convert to fraction form
    13,132,551.86/19,683,155.55 = 6,112,220.48/x
  3. Step 3: Cross multiply
    13,132,551.86x = 19,683,155.55 × 6,112,220.48
  4. Step 4: Simplify right side
    13,132,551.86x = 120,307,786,463,735.67
  5. Step 5: Solve for x
    x = 120,307,786,463,735.67/13,132,551.86
  6. Step 6: Final answer
    x = 9,161,036.46

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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.