Home / 13,863,283.65-19,132,057.79-7,983,810.26

Finding the Fourth Proportional to 13,863,283.65, 19,132,057.79 and 7,983,810.26

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Solution

The fourth proportional to 13,863,283.65, 19,132,057.79 and 7,983,810.26 is: 11,018,076.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,863,283.65 : 19,132,057.79 = 7,983,810.26 : x
  2. Step 2: Convert to fraction form
    13,863,283.65/19,132,057.79 = 7,983,810.26/x
  3. Step 3: Cross multiply
    13,863,283.65x = 19,132,057.79 × 7,983,810.26
  4. Step 4: Simplify right side
    13,863,283.65x = 152,746,719,289,729
  5. Step 5: Solve for x
    x = 152,746,719,289,729/13,863,283.65
  6. Step 6: Final answer
    x = 11,018,076.46

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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.