Home / 19,422,706.90-26,803,338.16-10,720,881.32

Finding the Fourth Proportional to 19,422,706.90, 26,803,338.16 and 10,720,881.32

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Solution

The fourth proportional to 19,422,706.90, 26,803,338.16 and 10,720,881.32 is: 14,794,817.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,422,706.90 : 26,803,338.16 = 10,720,881.32 : x
  2. Step 2: Convert to fraction form
    19,422,706.90/26,803,338.16 = 10,720,881.32/x
  3. Step 3: Cross multiply
    19,422,706.90x = 26,803,338.16 × 10,720,881.32
  4. Step 4: Simplify right side
    19,422,706.90x = 287,355,407,393,187.19
  5. Step 5: Solve for x
    x = 287,355,407,393,187.19/19,422,706.90
  6. Step 6: Final answer
    x = 14,794,817.68

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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.