Home / 13,880,858.02-19,155,680.49-8,083,020.58

Finding the Fourth Proportional to 13,880,858.02, 19,155,680.49 and 8,083,020.58

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Solution

The fourth proportional to 13,880,858.02, 19,155,680.49 and 8,083,020.58 is: 11,154,624.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,880,858.02 : 19,155,680.49 = 8,083,020.58 : x
  2. Step 2: Convert to fraction form
    13,880,858.02/19,155,680.49 = 8,083,020.58/x
  3. Step 3: Cross multiply
    13,880,858.02x = 19,155,680.49 × 8,083,020.58
  4. Step 4: Simplify right side
    13,880,858.02x = 154,835,759,624,574.47
  5. Step 5: Solve for x
    x = 154,835,759,624,574.47/13,880,858.02
  6. Step 6: Final answer
    x = 11,154,624.55

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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.