Home / 9,768,195.80-14,652,293.70-4,990,621.40

Finding the Fourth Proportional to 9,768,195.80, 14,652,293.70 and 4,990,621.40

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Solution

The fourth proportional to 9,768,195.80, 14,652,293.70 and 4,990,621.40 is: 7,485,932.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,768,195.80 : 14,652,293.70 = 4,990,621.40 : x
  2. Step 2: Convert to fraction form
    9,768,195.80/14,652,293.70 = 4,990,621.40/x
  3. Step 3: Cross multiply
    9,768,195.80x = 14,652,293.70 × 4,990,621.40
  4. Step 4: Simplify right side
    9,768,195.80x = 73,124,050,498,305.19
  5. Step 5: Solve for x
    x = 73,124,050,498,305.19/9,768,195.80
  6. Step 6: Final answer
    x = 7,485,932.10

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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.