Home / 7,219,216.60-10,825,325.70-4,020,947.80

Finding the Fourth Proportional to 7,219,216.60, 10,825,325.70 and 4,020,947.80

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Solution

The fourth proportional to 7,219,216.60, 10,825,325.70 and 4,020,947.80 is: 6,029,472.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,219,216.60 : 10,825,325.70 = 4,020,947.80 : x
  2. Step 2: Convert to fraction form
    7,219,216.60/10,825,325.70 = 4,020,947.80/x
  3. Step 3: Cross multiply
    7,219,216.60x = 10,825,325.70 × 4,020,947.80
  4. Step 4: Simplify right side
    7,219,216.60x = 43,528,069,557,698.45
  5. Step 5: Solve for x
    x = 43,528,069,557,698.45/7,219,216.60
  6. Step 6: Final answer
    x = 6,029,472.72

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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.