Home / 17,958,032.40-26,937,048.60-12,572,763.60

Finding the Fourth Proportional to 17,958,032.40, 26,937,048.60 and 12,572,763.60

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Solution

The fourth proportional to 17,958,032.40, 26,937,048.60 and 12,572,763.60 is: 18,859,145.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,958,032.40 : 26,937,048.60 = 12,572,763.60 : x
  2. Step 2: Convert to fraction form
    17,958,032.40/26,937,048.60 = 12,572,763.60/x
  3. Step 3: Cross multiply
    17,958,032.40x = 26,937,048.60 × 12,572,763.60
  4. Step 4: Simplify right side
    17,958,032.40x = 338,673,144,129,510.94
  5. Step 5: Solve for x
    x = 338,673,144,129,510.94/17,958,032.40
  6. Step 6: Final answer
    x = 18,859,145.40

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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.