Home / 14,294,561.76-19,731,092.40-9,151,774.56

Finding the Fourth Proportional to 14,294,561.76, 19,731,092.40 and 9,151,774.56

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Solution

The fourth proportional to 14,294,561.76, 19,731,092.40 and 9,151,774.56 is: 12,632,392.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,294,561.76 : 19,731,092.40 = 9,151,774.56 : x
  2. Step 2: Convert to fraction form
    14,294,561.76/19,731,092.40 = 9,151,774.56/x
  3. Step 3: Cross multiply
    14,294,561.76x = 19,731,092.40 × 9,151,774.56
  4. Step 4: Simplify right side
    14,294,561.76x = 180,574,509,467,329.34
  5. Step 5: Solve for x
    x = 180,574,509,467,329.34/14,294,561.76
  6. Step 6: Final answer
    x = 12,632,392.13

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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.