Home / 5,389,351.20-8,089,931.70-3,369,875.40

Finding the Fourth Proportional to 5,389,351.20, 8,089,931.70 and 3,369,875.40

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Solution

The fourth proportional to 5,389,351.20, 8,089,931.70 and 3,369,875.40 is: 5,058,505.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,389,351.20 : 8,089,931.70 = 3,369,875.40 : x
  2. Step 2: Convert to fraction form
    5,389,351.20/8,089,931.70 = 3,369,875.40/x
  3. Step 3: Cross multiply
    5,389,351.20x = 8,089,931.70 × 3,369,875.40
  4. Step 4: Simplify right side
    5,389,351.20x = 27,262,061,823,510.18
  5. Step 5: Solve for x
    x = 27,262,061,823,510.18/5,389,351.20
  6. Step 6: Final answer
    x = 5,058,505.34

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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.