Home / 14,320,620.63-19,762,180.47-7,794,393.93

Finding the Fourth Proportional to 14,320,620.63, 19,762,180.47 and 7,794,393.93

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Solution

The fourth proportional to 14,320,620.63, 19,762,180.47 and 7,794,393.93 is: 10,756,113.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,320,620.63 : 19,762,180.47 = 7,794,393.93 : x
  2. Step 2: Convert to fraction form
    14,320,620.63/19,762,180.47 = 7,794,393.93/x
  3. Step 3: Cross multiply
    14,320,620.63x = 19,762,180.47 × 7,794,393.93
  4. Step 4: Simplify right side
    14,320,620.63x = 154,034,219,498,932.53
  5. Step 5: Solve for x
    x = 154,034,219,498,932.53/14,320,620.63
  6. Step 6: Final answer
    x = 10,756,113.40

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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.