Home / 9,579,420.40-13,213,696.24-6,826,998.84

Finding the Fourth Proportional to 9,579,420.40, 13,213,696.24 and 6,826,998.84

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Solution

The fourth proportional to 9,579,420.40, 13,213,696.24 and 6,826,998.84 is: 9,417,050.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,579,420.40 : 13,213,696.24 = 6,826,998.84 : x
  2. Step 2: Convert to fraction form
    9,579,420.40/13,213,696.24 = 6,826,998.84/x
  3. Step 3: Cross multiply
    9,579,420.40x = 13,213,696.24 × 6,826,998.84
  4. Step 4: Simplify right side
    9,579,420.40x = 90,209,888,902,592.36
  5. Step 5: Solve for x
    x = 90,209,888,902,592.36/9,579,420.40
  6. Step 6: Final answer
    x = 9,417,050.84

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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.