Home / 13,182,344.40-19,734,809.40-9,831,406.80

Finding the Fourth Proportional to 13,182,344.40, 19,734,809.40 and 9,831,406.80

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Solution

The fourth proportional to 13,182,344.40, 19,734,809.40 and 9,831,406.80 is: 14,718,242.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,182,344.40 : 19,734,809.40 = 9,831,406.80 : x
  2. Step 2: Convert to fraction form
    13,182,344.40/19,734,809.40 = 9,831,406.80/x
  3. Step 3: Cross multiply
    13,182,344.40x = 19,734,809.40 × 9,831,406.80
  4. Step 4: Simplify right side
    13,182,344.40x = 194,020,939,331,863.91
  5. Step 5: Solve for x
    x = 194,020,939,331,863.91/13,182,344.40
  6. Step 6: Final answer
    x = 14,718,242.33

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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.