Home / 7,884,017.70-11,826,026.55-6,907,740.90

Finding the Fourth Proportional to 7,884,017.70, 11,826,026.55 and 6,907,740.90

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Solution

The fourth proportional to 7,884,017.70, 11,826,026.55 and 6,907,740.90 is: 10,361,611.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,884,017.70 : 11,826,026.55 = 6,907,740.90 : x
  2. Step 2: Convert to fraction form
    7,884,017.70/11,826,026.55 = 6,907,740.90/x
  3. Step 3: Cross multiply
    7,884,017.70x = 11,826,026.55 × 6,907,740.90
  4. Step 4: Simplify right side
    7,884,017.70x = 81,691,127,283,920.91
  5. Step 5: Solve for x
    x = 81,691,127,283,920.91/7,884,017.70
  6. Step 6: Final answer
    x = 10,361,611.35

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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.