Home / 14,357,556.48-19,813,664.43-7,831,186.41

Finding the Fourth Proportional to 14,357,556.48, 19,813,664.43 and 7,831,186.41

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Solution

The fourth proportional to 14,357,556.48, 19,813,664.43 and 7,831,186.41 is: 10,807,166.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,357,556.48 : 19,813,664.43 = 7,831,186.41 : x
  2. Step 2: Convert to fraction form
    14,357,556.48/19,813,664.43 = 7,831,186.41/x
  3. Step 3: Cross multiply
    14,357,556.48x = 19,813,664.43 × 7,831,186.41
  4. Step 4: Simplify right side
    14,357,556.48x = 155,164,499,616,516.41
  5. Step 5: Solve for x
    x = 155,164,499,616,516.41/14,357,556.48
  6. Step 6: Final answer
    x = 10,807,166.24

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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.