Home / 12,618,423.15-18,927,634.71-3,033,802.02

Finding the Fourth Proportional to 12,618,423.15, 18,927,634.71 and 3,033,802.02

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Solution

The fourth proportional to 12,618,423.15, 18,927,634.71 and 3,033,802.02 is: 4,550,703.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,618,423.15 : 18,927,634.71 = 3,033,802.02 : x
  2. Step 2: Convert to fraction form
    12,618,423.15/18,927,634.71 = 3,033,802.02/x
  3. Step 3: Cross multiply
    12,618,423.15x = 18,927,634.71 × 3,033,802.02
  4. Step 4: Simplify right side
    12,618,423.15x = 57,422,696,417,020.12
  5. Step 5: Solve for x
    x = 57,422,696,417,020.12/12,618,423.15
  6. Step 6: Final answer
    x = 4,550,703.03

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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.