Home / 7,020,624.40-10,530,936.60-2,759,376.40

Finding the Fourth Proportional to 7,020,624.40, 10,530,936.60 and 2,759,376.40

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Solution

The fourth proportional to 7,020,624.40, 10,530,936.60 and 2,759,376.40 is: 4,139,064.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,020,624.40 : 10,530,936.60 = 2,759,376.40 : x
  2. Step 2: Convert to fraction form
    7,020,624.40/10,530,936.60 = 2,759,376.40/x
  3. Step 3: Cross multiply
    7,020,624.40x = 10,530,936.60 × 2,759,376.40
  4. Step 4: Simplify right side
    7,020,624.40x = 29,058,817,923,936.24
  5. Step 5: Solve for x
    x = 29,058,817,923,936.24/7,020,624.40
  6. Step 6: Final answer
    x = 4,139,064.60

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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.