Home / 36,749,985.93-55,133,283.69-12,157,854.88

Finding the Fourth Proportional to 36,749,985.93, 55,133,283.69 and 12,157,854.88

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Solution

The fourth proportional to 36,749,985.93, 55,133,283.69 and 12,157,854.88 is: 18,239,529.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,749,985.93 : 55,133,283.69 = 12,157,854.88 : x
  2. Step 2: Convert to fraction form
    36,749,985.93/55,133,283.69 = 12,157,854.88/x
  3. Step 3: Cross multiply
    36,749,985.93x = 55,133,283.69 × 12,157,854.88
  4. Step 4: Simplify right side
    36,749,985.93x = 670,302,462,100,101.75
  5. Step 5: Solve for x
    x = 670,302,462,100,101.75/36,749,985.93
  6. Step 6: Final answer
    x = 18,239,529.76

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.