Home / 9,361,406.40-14,021,114.40-7,681,790.40

Finding the Fourth Proportional to 9,361,406.40, 14,021,114.40 and 7,681,790.40

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Solution

The fourth proportional to 9,361,406.40, 14,021,114.40 and 7,681,790.40 is: 11,505,457.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,361,406.40 : 14,021,114.40 = 7,681,790.40 : x
  2. Step 2: Convert to fraction form
    9,361,406.40/14,021,114.40 = 7,681,790.40/x
  3. Step 3: Cross multiply
    9,361,406.40x = 14,021,114.40 × 7,681,790.40
  4. Step 4: Simplify right side
    9,361,406.40x = 107,707,261,995,221.77
  5. Step 5: Solve for x
    x = 107,707,261,995,221.77/9,361,406.40
  6. Step 6: Final answer
    x = 11,505,457.34

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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.