Home / 40,045,665.39-60,065,364.56-11,290,639.47

Finding the Fourth Proportional to 40,045,665.39, 60,065,364.56 and 11,290,639.47

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Solution

The fourth proportional to 40,045,665.39, 60,065,364.56 and 11,290,639.47 is: 16,935,075.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,045,665.39 : 60,065,364.56 = 11,290,639.47 : x
  2. Step 2: Convert to fraction form
    40,045,665.39/60,065,364.56 = 11,290,639.47/x
  3. Step 3: Cross multiply
    40,045,665.39x = 60,065,364.56 × 11,290,639.47
  4. Step 4: Simplify right side
    40,045,665.39x = 678,176,375,824,622
  5. Step 5: Solve for x
    x = 678,176,375,824,622/40,045,665.39
  6. Step 6: Final answer
    x = 16,935,075.72

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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.