Home / 6,430,113.80-9,641,666.70-1,941,806.60

Finding the Fourth Proportional to 6,430,113.80, 9,641,666.70 and 1,941,806.60

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Solution

The fourth proportional to 6,430,113.80, 9,641,666.70 and 1,941,806.60 is: 2,911,651.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,430,113.80 : 9,641,666.70 = 1,941,806.60 : x
  2. Step 2: Convert to fraction form
    6,430,113.80/9,641,666.70 = 1,941,806.60/x
  3. Step 3: Cross multiply
    6,430,113.80x = 9,641,666.70 × 1,941,806.60
  4. Step 4: Simplify right side
    6,430,113.80x = 18,722,252,033,060.22
  5. Step 5: Solve for x
    x = 18,722,252,033,060.22/6,430,113.80
  6. Step 6: Final answer
    x = 2,911,651.74

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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.