Home / 12,054,310.90-18,065,719.95-4,859,955.70

Finding the Fourth Proportional to 12,054,310.90, 18,065,719.95 and 4,859,955.70

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Solution

The fourth proportional to 12,054,310.90, 18,065,719.95 and 4,859,955.70 is: 7,283,585.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,054,310.90 : 18,065,719.95 = 4,859,955.70 : x
  2. Step 2: Convert to fraction form
    12,054,310.90/18,065,719.95 = 4,859,955.70/x
  3. Step 3: Cross multiply
    12,054,310.90x = 18,065,719.95 × 4,859,955.70
  4. Step 4: Simplify right side
    12,054,310.90x = 87,798,598,645,606.22
  5. Step 5: Solve for x
    x = 87,798,598,645,606.22/12,054,310.90
  6. Step 6: Final answer
    x = 7,283,585.05

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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.