Home / 13,818,577.86-19,069,530.87-7,623,885.63

Finding the Fourth Proportional to 13,818,577.86, 19,069,530.87 and 7,623,885.63

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Solution

The fourth proportional to 13,818,577.86, 19,069,530.87 and 7,623,885.63 is: 10,520,903.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,818,577.86 : 19,069,530.87 = 7,623,885.63 : x
  2. Step 2: Convert to fraction form
    13,818,577.86/19,069,530.87 = 7,623,885.63/x
  3. Step 3: Cross multiply
    13,818,577.86x = 19,069,530.87 × 7,623,885.63
  4. Step 4: Simplify right side
    13,818,577.86x = 145,383,922,370,634.41
  5. Step 5: Solve for x
    x = 145,383,922,370,634.41/13,818,577.86
  6. Step 6: Final answer
    x = 10,520,903.37

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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.