Home / 19,187,091.09-26,478,532.13-10,485,630.45

Finding the Fourth Proportional to 19,187,091.09, 26,478,532.13 and 10,485,630.45

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Solution

The fourth proportional to 19,187,091.09, 26,478,532.13 and 10,485,630.45 is: 14,470,359.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,187,091.09 : 26,478,532.13 = 10,485,630.45 : x
  2. Step 2: Convert to fraction form
    19,187,091.09/26,478,532.13 = 10,485,630.45/x
  3. Step 3: Cross multiply
    19,187,091.09x = 26,478,532.13 × 10,485,630.45
  4. Step 4: Simplify right side
    19,187,091.09x = 277,644,102,721,203.19
  5. Step 5: Solve for x
    x = 277,644,102,721,203.19/19,187,091.09
  6. Step 6: Final answer
    x = 14,470,359.34

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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.