Home / 13,106,041.20-19,659,061.80-11,830,582.80

Finding the Fourth Proportional to 13,106,041.20, 19,659,061.80 and 11,830,582.80

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Solution

The fourth proportional to 13,106,041.20, 19,659,061.80 and 11,830,582.80 is: 17,745,874.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,106,041.20 : 19,659,061.80 = 11,830,582.80 : x
  2. Step 2: Convert to fraction form
    13,106,041.20/19,659,061.80 = 11,830,582.80/x
  3. Step 3: Cross multiply
    13,106,041.20x = 19,659,061.80 × 11,830,582.80
  4. Step 4: Simplify right side
    13,106,041.20x = 232,578,158,395,217.06
  5. Step 5: Solve for x
    x = 232,578,158,395,217.06/13,106,041.20
  6. Step 6: Final answer
    x = 17,745,874.20

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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.