Home / 19,408,520.70-29,112,781.05-19,030,607.10

Finding the Fourth Proportional to 19,408,520.70, 29,112,781.05 and 19,030,607.10

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Solution

The fourth proportional to 19,408,520.70, 29,112,781.05 and 19,030,607.10 is: 28,545,910.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,408,520.70 : 29,112,781.05 = 19,030,607.10 : x
  2. Step 2: Convert to fraction form
    19,408,520.70/29,112,781.05 = 19,030,607.10/x
  3. Step 3: Cross multiply
    19,408,520.70x = 29,112,781.05 × 19,030,607.10
  4. Step 4: Simplify right side
    19,408,520.70x = 554,033,897,750,875.50
  5. Step 5: Solve for x
    x = 554,033,897,750,875.50/19,408,520.70
  6. Step 6: Final answer
    x = 28,545,910.65

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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.