Home / 14,079,994-19,430,391.74-7,641,466

Finding the Fourth Proportional to 14,079,994, 19,430,391.74 and 7,641,466

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Solution

The fourth proportional to 14,079,994, 19,430,391.74 and 7,641,466 is: 10,545,223.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,079,994 : 19,430,391.74 = 7,641,466 : x
  2. Step 2: Convert to fraction form
    14,079,994/19,430,391.74 = 7,641,466/x
  3. Step 3: Cross multiply
    14,079,994x = 19,430,391.74 × 7,641,466
  4. Step 4: Simplify right side
    14,079,994x = 148,476,677,847,890.81
  5. Step 5: Solve for x
    x = 148,476,677,847,890.81/14,079,994
  6. Step 6: Final answer
    x = 10,545,223.09

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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.