Home / 19,026,940.40-26,256,978.60-10,654,326.80

Finding the Fourth Proportional to 19,026,940.40, 26,256,978.60 and 10,654,326.80

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Solution

The fourth proportional to 19,026,940.40, 26,256,978.60 and 10,654,326.80 is: 14,702,859.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,026,940.40 : 26,256,978.60 = 10,654,326.80 : x
  2. Step 2: Convert to fraction form
    19,026,940.40/26,256,978.60 = 10,654,326.80/x
  3. Step 3: Cross multiply
    19,026,940.40x = 26,256,978.60 × 10,654,326.80
  4. Step 4: Simplify right side
    19,026,940.40x = 279,750,430,785,006.50
  5. Step 5: Solve for x
    x = 279,750,430,785,006.50/19,026,940.40
  6. Step 6: Final answer
    x = 14,702,859.47

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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.