Home / 19,389,761.50-26,759,068.02-10,687,914.48

Finding the Fourth Proportional to 19,389,761.50, 26,759,068.02 and 10,687,914.48

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Solution

The fourth proportional to 19,389,761.50, 26,759,068.02 and 10,687,914.48 is: 14,749,981.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,389,761.50 : 26,759,068.02 = 10,687,914.48 : x
  2. Step 2: Convert to fraction form
    19,389,761.50/26,759,068.02 = 10,687,914.48/x
  3. Step 3: Cross multiply
    19,389,761.50x = 26,759,068.02 × 10,687,914.48
  4. Step 4: Simplify right side
    19,389,761.50x = 285,998,630,562,262.94
  5. Step 5: Solve for x
    x = 285,998,630,562,262.94/19,389,761.50
  6. Step 6: Final answer
    x = 14,749,981.87

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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.