Home / 13,362,475.72-18,440,267.08-7,250,904.24

Finding the Fourth Proportional to 13,362,475.72, 18,440,267.08 and 7,250,904.24

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Solution

The fourth proportional to 13,362,475.72, 18,440,267.08 and 7,250,904.24 is: 10,006,275.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,362,475.72 : 18,440,267.08 = 7,250,904.24 : x
  2. Step 2: Convert to fraction form
    13,362,475.72/18,440,267.08 = 7,250,904.24/x
  3. Step 3: Cross multiply
    13,362,475.72x = 18,440,267.08 × 7,250,904.24
  4. Step 4: Simplify right side
    13,362,475.72x = 133,708,610,757,104.41
  5. Step 5: Solve for x
    x = 133,708,610,757,104.41/13,362,475.72
  6. Step 6: Final answer
    x = 10,006,275.30

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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.