Home / 13,985,703.71-19,299,516.38-7,706,020.94

Finding the Fourth Proportional to 13,985,703.71, 19,299,516.38 and 7,706,020.94

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Solution

The fourth proportional to 13,985,703.71, 19,299,516.38 and 7,706,020.94 is: 10,633,893.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,985,703.71 : 19,299,516.38 = 7,706,020.94 : x
  2. Step 2: Convert to fraction form
    13,985,703.71/19,299,516.38 = 7,706,020.94/x
  3. Step 3: Cross multiply
    13,985,703.71x = 19,299,516.38 × 7,706,020.94
  4. Step 4: Simplify right side
    13,985,703.71x = 148,722,477,311,464.47
  5. Step 5: Solve for x
    x = 148,722,477,311,464.47/13,985,703.71
  6. Step 6: Final answer
    x = 10,633,893.04

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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.