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Finding the Fourth Proportional to 9,372,643.70, 14,058,965.55 and 7,483,075.70

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Solution

The fourth proportional to 9,372,643.70, 14,058,965.55 and 7,483,075.70 is: 11,224,613.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,372,643.70 : 14,058,965.55 = 7,483,075.70 : x
  2. Step 2: Convert to fraction form
    9,372,643.70/14,058,965.55 = 7,483,075.70/x
  3. Step 3: Cross multiply
    9,372,643.70x = 14,058,965.55 × 7,483,075.70
  4. Step 4: Simplify right side
    9,372,643.70x = 105,204,303,474,342.14
  5. Step 5: Solve for x
    x = 105,204,303,474,342.14/9,372,643.70
  6. Step 6: Final answer
    x = 11,224,613.55

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Double scale
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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.