Home / 13,506,677.09-20,260,576.16-3,922,055.56

Finding the Fourth Proportional to 13,506,677.09, 20,260,576.16 and 3,922,055.56

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Solution

The fourth proportional to 13,506,677.09, 20,260,576.16 and 3,922,055.56 is: 5,883,246.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,506,677.09 : 20,260,576.16 = 3,922,055.56 : x
  2. Step 2: Convert to fraction form
    13,506,677.09/20,260,576.16 = 3,922,055.56/x
  3. Step 3: Cross multiply
    13,506,677.09x = 20,260,576.16 × 3,922,055.56
  4. Step 4: Simplify right side
    13,506,677.09x = 79,463,105,377,131.45
  5. Step 5: Solve for x
    x = 79,463,105,377,131.45/13,506,677.09
  6. Step 6: Final answer
    x = 5,883,246.10

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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.