Home / 13,751,065.18-18,963,462.36-9,033,131.08

Finding the Fourth Proportional to 13,751,065.18, 18,963,462.36 and 9,033,131.08

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Solution

The fourth proportional to 13,751,065.18, 18,963,462.36 and 9,033,131.08 is: 12,457,176.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,751,065.18 : 18,963,462.36 = 9,033,131.08 : x
  2. Step 2: Convert to fraction form
    13,751,065.18/18,963,462.36 = 9,033,131.08/x
  3. Step 3: Cross multiply
    13,751,065.18x = 18,963,462.36 × 9,033,131.08
  4. Step 4: Simplify right side
    13,751,065.18x = 171,299,441,228,526.16
  5. Step 5: Solve for x
    x = 171,299,441,228,526.16/13,751,065.18
  6. Step 6: Final answer
    x = 12,457,176.15

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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.