Home / 13,351,701.51-20,035,775.39-5,263,300.71

Finding the Fourth Proportional to 13,351,701.51, 20,035,775.39 and 5,263,300.71

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Solution

The fourth proportional to 13,351,701.51, 20,035,775.39 and 5,263,300.71 is: 7,898,192.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,351,701.51 : 20,035,775.39 = 5,263,300.71 : x
  2. Step 2: Convert to fraction form
    13,351,701.51/20,035,775.39 = 5,263,300.71/x
  3. Step 3: Cross multiply
    13,351,701.51x = 20,035,775.39 × 5,263,300.71
  4. Step 4: Simplify right side
    13,351,701.51x = 105,454,310,809,271.03
  5. Step 5: Solve for x
    x = 105,454,310,809,271.03/13,351,701.51
  6. Step 6: Final answer
    x = 7,898,192.66

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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.