Home / 13,588,671.57-20,376,708.79-5,066,719.89

Finding the Fourth Proportional to 13,588,671.57, 20,376,708.79 and 5,066,719.89

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Solution

The fourth proportional to 13,588,671.57, 20,376,708.79 and 5,066,719.89 is: 7,597,731.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,588,671.57 : 20,376,708.79 = 5,066,719.89 : x
  2. Step 2: Convert to fraction form
    13,588,671.57/20,376,708.79 = 5,066,719.89/x
  3. Step 3: Cross multiply
    13,588,671.57x = 20,376,708.79 × 5,066,719.89
  4. Step 4: Simplify right side
    13,588,671.57x = 103,243,075,719,030.83
  5. Step 5: Solve for x
    x = 103,243,075,719,030.83/13,588,671.57
  6. Step 6: Final answer
    x = 7,597,731.33

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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.