Home / 7,474,415.72-10,314,312.18-4,211,423.24

Finding the Fourth Proportional to 7,474,415.72, 10,314,312.18 and 4,211,423.24

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Solution

The fourth proportional to 7,474,415.72, 10,314,312.18 and 4,211,423.24 is: 5,811,549.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,474,415.72 : 10,314,312.18 = 4,211,423.24 : x
  2. Step 2: Convert to fraction form
    7,474,415.72/10,314,312.18 = 4,211,423.24/x
  3. Step 3: Cross multiply
    7,474,415.72x = 10,314,312.18 × 4,211,423.24
  4. Step 4: Simplify right side
    7,474,415.72x = 43,437,934,019,467.06
  5. Step 5: Solve for x
    x = 43,437,934,019,467.06/7,474,415.72
  6. Step 6: Final answer
    x = 5,811,549.11

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.