Home / 13,823,140.66-19,075,942.31-7,711,569.16

Finding the Fourth Proportional to 13,823,140.66, 19,075,942.31 and 7,711,569.16

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Solution

The fourth proportional to 13,823,140.66, 19,075,942.31 and 7,711,569.16 is: 10,641,970.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,823,140.66 : 19,075,942.31 = 7,711,569.16 : x
  2. Step 2: Convert to fraction form
    13,823,140.66/19,075,942.31 = 7,711,569.16/x
  3. Step 3: Cross multiply
    13,823,140.66x = 19,075,942.31 × 7,711,569.16
  4. Step 4: Simplify right side
    13,823,140.66x = 147,105,448,415,735.16
  5. Step 5: Solve for x
    x = 147,105,448,415,735.16/13,823,140.66
  6. Step 6: Final answer
    x = 10,641,970.01

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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.