Home / 7,398,450.72-10,209,548.88-4,646,576.16

Finding the Fourth Proportional to 7,398,450.72, 10,209,548.88 and 4,646,576.16

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Solution

The fourth proportional to 7,398,450.72, 10,209,548.88 and 4,646,576.16 is: 6,412,078.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,398,450.72 : 10,209,548.88 = 4,646,576.16 : x
  2. Step 2: Convert to fraction form
    7,398,450.72/10,209,548.88 = 4,646,576.16/x
  3. Step 3: Cross multiply
    7,398,450.72x = 10,209,548.88 × 4,646,576.16
  4. Step 4: Simplify right side
    7,398,450.72x = 47,439,446,430,162.70
  5. Step 5: Solve for x
    x = 47,439,446,430,162.70/7,398,450.72
  6. Step 6: Final answer
    x = 6,412,078.45

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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.