Home / 20,249,917.42-30,370,089.57-7,463,477.74

Finding the Fourth Proportional to 20,249,917.42, 30,370,089.57 and 7,463,477.74

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Solution

The fourth proportional to 20,249,917.42, 30,370,089.57 and 7,463,477.74 is: 11,193,452.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,249,917.42 : 30,370,089.57 = 7,463,477.74 : x
  2. Step 2: Convert to fraction form
    20,249,917.42/30,370,089.57 = 7,463,477.74/x
  3. Step 3: Cross multiply
    20,249,917.42x = 30,370,089.57 × 7,463,477.74
  4. Step 4: Simplify right side
    20,249,917.42x = 226,666,487,467,501.19
  5. Step 5: Solve for x
    x = 226,666,487,467,501.19/20,249,917.42
  6. Step 6: Final answer
    x = 11,193,452.44

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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.