Home / 13,572,234.48-18,729,703.80-7,460,700.24

Finding the Fourth Proportional to 13,572,234.48, 18,729,703.80 and 7,460,700.24

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Solution

The fourth proportional to 13,572,234.48, 18,729,703.80 and 7,460,700.24 is: 10,295,777.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,572,234.48 : 18,729,703.80 = 7,460,700.24 : x
  2. Step 2: Convert to fraction form
    13,572,234.48/18,729,703.80 = 7,460,700.24/x
  3. Step 3: Cross multiply
    13,572,234.48x = 18,729,703.80 × 7,460,700.24
  4. Step 4: Simplify right side
    13,572,234.48x = 139,736,705,635,788.92
  5. Step 5: Solve for x
    x = 139,736,705,635,788.92/13,572,234.48
  6. Step 6: Final answer
    x = 10,295,777.44

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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.