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Finding the Fourth Proportional to 14,976,401.80, 22,464,602.70 and 5,393,259.40

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Solution

The fourth proportional to 14,976,401.80, 22,464,602.70 and 5,393,259.40 is: 8,089,889.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,976,401.80 : 22,464,602.70 = 5,393,259.40 : x
  2. Step 2: Convert to fraction form
    14,976,401.80/22,464,602.70 = 5,393,259.40/x
  3. Step 3: Cross multiply
    14,976,401.80x = 22,464,602.70 × 5,393,259.40
  4. Step 4: Simplify right side
    14,976,401.80x = 121,157,429,679,040.39
  5. Step 5: Solve for x
    x = 121,157,429,679,040.39/14,976,401.80
  6. Step 6: Final answer
    x = 8,089,889.10

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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.