Home / 13,823,178.64-19,075,994.64-7,711,607.14

Finding the Fourth Proportional to 13,823,178.64, 19,075,994.64 and 7,711,607.14

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Solution

The fourth proportional to 13,823,178.64, 19,075,994.64 and 7,711,607.14 is: 10,642,022.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,823,178.64 : 19,075,994.64 = 7,711,607.14 : x
  2. Step 2: Convert to fraction form
    13,823,178.64/19,075,994.64 = 7,711,607.14/x
  3. Step 3: Cross multiply
    13,823,178.64x = 19,075,994.64 × 7,711,607.14
  4. Step 4: Simplify right side
    13,823,178.64x = 147,106,576,468,425.72
  5. Step 5: Solve for x
    x = 147,106,576,468,425.72/13,823,178.64
  6. Step 6: Final answer
    x = 10,642,022.38

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.