Home / 12,771,817.40-19,157,726.10-4,682,104.40

Finding the Fourth Proportional to 12,771,817.40, 19,157,726.10 and 4,682,104.40

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Solution

The fourth proportional to 12,771,817.40, 19,157,726.10 and 4,682,104.40 is: 7,023,156.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,771,817.40 : 19,157,726.10 = 4,682,104.40 : x
  2. Step 2: Convert to fraction form
    12,771,817.40/19,157,726.10 = 4,682,104.40/x
  3. Step 3: Cross multiply
    12,771,817.40x = 19,157,726.10 × 4,682,104.40
  4. Step 4: Simplify right side
    12,771,817.40x = 89,698,473,666,804.86
  5. Step 5: Solve for x
    x = 89,698,473,666,804.86/12,771,817.40
  6. Step 6: Final answer
    x = 7,023,156.60

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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.