Home / 14,370,749.80-21,556,124.70-13,331,487.40

Finding the Fourth Proportional to 14,370,749.80, 21,556,124.70 and 13,331,487.40

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Solution

The fourth proportional to 14,370,749.80, 21,556,124.70 and 13,331,487.40 is: 19,997,231.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,370,749.80 : 21,556,124.70 = 13,331,487.40 : x
  2. Step 2: Convert to fraction form
    14,370,749.80/21,556,124.70 = 13,331,487.40/x
  3. Step 3: Cross multiply
    14,370,749.80x = 21,556,124.70 × 13,331,487.40
  4. Step 4: Simplify right side
    14,370,749.80x = 287,375,204,830,878.75
  5. Step 5: Solve for x
    x = 287,375,204,830,878.75/14,370,749.80
  6. Step 6: Final answer
    x = 19,997,231.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.