Home / 13,845,672.80-19,119,284.09-8,627,586.48

Finding the Fourth Proportional to 13,845,672.80, 19,119,284.09 and 8,627,586.48

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Solution

The fourth proportional to 13,845,672.80, 19,119,284.09 and 8,627,586.48 is: 11,913,706.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,845,672.80 : 19,119,284.09 = 8,627,586.48 : x
  2. Step 2: Convert to fraction form
    13,845,672.80/19,119,284.09 = 8,627,586.48/x
  3. Step 3: Cross multiply
    13,845,672.80x = 19,119,284.09 × 8,627,586.48
  4. Step 4: Simplify right side
    13,845,672.80x = 164,953,276,959,908.81
  5. Step 5: Solve for x
    x = 164,953,276,959,908.81/13,845,672.80
  6. Step 6: Final answer
    x = 11,913,706.13

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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.