Home / 19,426,083.20-29,139,124.80-5,961,161.60

Finding the Fourth Proportional to 19,426,083.20, 29,139,124.80 and 5,961,161.60

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Solution

The fourth proportional to 19,426,083.20, 29,139,124.80 and 5,961,161.60 is: 8,941,742.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,426,083.20 : 29,139,124.80 = 5,961,161.60 : x
  2. Step 2: Convert to fraction form
    19,426,083.20/29,139,124.80 = 5,961,161.60/x
  3. Step 3: Cross multiply
    19,426,083.20x = 29,139,124.80 × 5,961,161.60
  4. Step 4: Simplify right side
    19,426,083.20x = 173,703,031,815,367.69
  5. Step 5: Solve for x
    x = 173,703,031,815,367.69/19,426,083.20
  6. Step 6: Final answer
    x = 8,941,742.40

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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.