Home / 9,768,071.80-14,652,107.70-4,990,497.40

Finding the Fourth Proportional to 9,768,071.80, 14,652,107.70 and 4,990,497.40

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Solution

The fourth proportional to 9,768,071.80, 14,652,107.70 and 4,990,497.40 is: 7,485,746.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,768,071.80 : 14,652,107.70 = 4,990,497.40 : x
  2. Step 2: Convert to fraction form
    9,768,071.80/14,652,107.70 = 4,990,497.40/x
  3. Step 3: Cross multiply
    9,768,071.80x = 14,652,107.70 × 4,990,497.40
  4. Step 4: Simplify right side
    9,768,071.80x = 73,121,305,381,369.98
  5. Step 5: Solve for x
    x = 73,121,305,381,369.98/9,768,071.80
  6. Step 6: Final answer
    x = 7,485,746.10

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Similar ratio
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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.