Home / 18,400,172.37-25,392,337.75-10,559,060.27

Finding the Fourth Proportional to 18,400,172.37, 25,392,337.75 and 10,559,060.27

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Solution

The fourth proportional to 18,400,172.37, 25,392,337.75 and 10,559,060.27 is: 14,571,560.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,400,172.37 : 25,392,337.75 = 10,559,060.27 : x
  2. Step 2: Convert to fraction form
    18,400,172.37/25,392,337.75 = 10,559,060.27/x
  3. Step 3: Cross multiply
    18,400,172.37x = 25,392,337.75 × 10,559,060.27
  4. Step 4: Simplify right side
    18,400,172.37x = 268,119,224,679,904.59
  5. Step 5: Solve for x
    x = 268,119,224,679,904.59/18,400,172.37
  6. Step 6: Final answer
    x = 14,571,560.49

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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.