Home / 20,249,915.92-30,370,087.32-7,463,476.24

Finding the Fourth Proportional to 20,249,915.92, 30,370,087.32 and 7,463,476.24

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Solution

The fourth proportional to 20,249,915.92, 30,370,087.32 and 7,463,476.24 is: 11,193,450.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,249,915.92 : 30,370,087.32 = 7,463,476.24 : x
  2. Step 2: Convert to fraction form
    20,249,915.92/30,370,087.32 = 7,463,476.24/x
  3. Step 3: Cross multiply
    20,249,915.92x = 30,370,087.32 × 7,463,476.24
  4. Step 4: Simplify right side
    20,249,915.92x = 226,666,425,119,545.28
  5. Step 5: Solve for x
    x = 226,666,425,119,545.28/20,249,915.92
  6. Step 6: Final answer
    x = 11,193,450.19

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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.