Home / 37,477,669.34-51,717,037.75-20,731,409.84

Finding the Fourth Proportional to 37,477,669.34, 51,717,037.75 and 20,731,409.84

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Solution

The fourth proportional to 37,477,669.34, 51,717,037.75 and 20,731,409.84 is: 28,608,158.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,477,669.34 : 51,717,037.75 = 20,731,409.84 : x
  2. Step 2: Convert to fraction form
    37,477,669.34/51,717,037.75 = 20,731,409.84/x
  3. Step 3: Cross multiply
    37,477,669.34x = 51,717,037.75 × 20,731,409.84
  4. Step 4: Simplify right side
    37,477,669.34x = 1,072,167,105,306,001.50
  5. Step 5: Solve for x
    x = 1,072,167,105,306,001.50/37,477,669.34
  6. Step 6: Final answer
    x = 28,608,158.52

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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.