Home / 12,615,893.19-17,409,940.23-6,814,677.49

Finding the Fourth Proportional to 12,615,893.19, 17,409,940.23 and 6,814,677.49

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Solution

The fourth proportional to 12,615,893.19, 17,409,940.23 and 6,814,677.49 is: 9,404,259.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,615,893.19 : 17,409,940.23 = 6,814,677.49 : x
  2. Step 2: Convert to fraction form
    12,615,893.19/17,409,940.23 = 6,814,677.49/x
  3. Step 3: Cross multiply
    12,615,893.19x = 17,409,940.23 × 6,814,677.49
  4. Step 4: Simplify right side
    12,615,893.19x = 118,643,127,829,254.95
  5. Step 5: Solve for x
    x = 118,643,127,829,254.95/12,615,893.19
  6. Step 6: Final answer
    x = 9,404,259.06

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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.