Home / 12,908,250.39-19,364,478.86-3,811,267.56

Finding the Fourth Proportional to 12,908,250.39, 19,364,478.86 and 3,811,267.56

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Solution

The fourth proportional to 12,908,250.39, 19,364,478.86 and 3,811,267.56 is: 5,717,522.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,908,250.39 : 19,364,478.86 = 3,811,267.56 : x
  2. Step 2: Convert to fraction form
    12,908,250.39/19,364,478.86 = 3,811,267.56/x
  3. Step 3: Cross multiply
    12,908,250.39x = 19,364,478.86 × 3,811,267.56
  4. Step 4: Simplify right side
    12,908,250.39x = 73,803,210,076,367.45
  5. Step 5: Solve for x
    x = 73,803,210,076,367.45/12,908,250.39
  6. Step 6: Final answer
    x = 5,717,522.35

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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.