Home / 14,762,965.40-22,144,448.10-12,743,489.60

Finding the Fourth Proportional to 14,762,965.40, 22,144,448.10 and 12,743,489.60

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Solution

The fourth proportional to 14,762,965.40, 22,144,448.10 and 12,743,489.60 is: 19,115,234.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,762,965.40 : 22,144,448.10 = 12,743,489.60 : x
  2. Step 2: Convert to fraction form
    14,762,965.40/22,144,448.10 = 12,743,489.60/x
  3. Step 3: Cross multiply
    14,762,965.40x = 22,144,448.10 × 12,743,489.60
  4. Step 4: Simplify right side
    14,762,965.40x = 282,197,544,060,089.75
  5. Step 5: Solve for x
    x = 282,197,544,060,089.75/14,762,965.40
  6. Step 6: Final answer
    x = 19,115,234.40

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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.