Home / 18,889,068.99-28,338,551.81-5,934,696.32

Finding the Fourth Proportional to 18,889,068.99, 28,338,551.81 and 5,934,696.32

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Solution

The fourth proportional to 18,889,068.99, 28,338,551.81 and 5,934,696.32 is: 8,903,599.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,889,068.99 : 28,338,551.81 = 5,934,696.32 : x
  2. Step 2: Convert to fraction form
    18,889,068.99/28,338,551.81 = 5,934,696.32/x
  3. Step 3: Cross multiply
    18,889,068.99x = 28,338,551.81 × 5,934,696.32
  4. Step 4: Simplify right side
    18,889,068.99x = 168,180,698,969,570.09
  5. Step 5: Solve for x
    x = 168,180,698,969,570.09/18,889,068.99
  6. Step 6: Final answer
    x = 8,903,599.17

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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.