Home / 13,248,112.80-19,847,674.80-7,551,415.20

Finding the Fourth Proportional to 13,248,112.80, 19,847,674.80 and 7,551,415.20

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Solution

The fourth proportional to 13,248,112.80, 19,847,674.80 and 7,551,415.20 is: 11,313,161.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,248,112.80 : 19,847,674.80 = 7,551,415.20 : x
  2. Step 2: Convert to fraction form
    13,248,112.80/19,847,674.80 = 7,551,415.20/x
  3. Step 3: Cross multiply
    13,248,112.80x = 19,847,674.80 × 7,551,415.20
  4. Step 4: Simplify right side
    13,248,112.80x = 149,878,033,169,376.97
  5. Step 5: Solve for x
    x = 149,878,033,169,376.97/13,248,112.80
  6. Step 6: Final answer
    x = 11,313,161.01

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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.