Home / 12,176,194.56-16,803,106.56-7,019,531.52

Finding the Fourth Proportional to 12,176,194.56, 16,803,106.56 and 7,019,531.52

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Solution

The fourth proportional to 12,176,194.56, 16,803,106.56 and 7,019,531.52 is: 9,686,929.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,176,194.56 : 16,803,106.56 = 7,019,531.52 : x
  2. Step 2: Convert to fraction form
    12,176,194.56/16,803,106.56 = 7,019,531.52/x
  3. Step 3: Cross multiply
    12,176,194.56x = 16,803,106.56 × 7,019,531.52
  4. Step 4: Simplify right side
    12,176,194.56x = 117,949,936,131,838.75
  5. Step 5: Solve for x
    x = 117,949,936,131,838.75/12,176,194.56
  6. Step 6: Final answer
    x = 9,686,929.32

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.