Home / 13,745,441.04-18,968,752.80-7,633,869.36

Finding the Fourth Proportional to 13,745,441.04, 18,968,752.80 and 7,633,869.36

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Solution

The fourth proportional to 13,745,441.04, 18,968,752.80 and 7,633,869.36 is: 10,534,764.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,745,441.04 : 18,968,752.80 = 7,633,869.36 : x
  2. Step 2: Convert to fraction form
    13,745,441.04/18,968,752.80 = 7,633,869.36/x
  3. Step 3: Cross multiply
    13,745,441.04x = 18,968,752.80 × 7,633,869.36
  4. Step 4: Simplify right side
    13,745,441.04x = 144,804,980,797,334.22
  5. Step 5: Solve for x
    x = 144,804,980,797,334.22/13,745,441.04
  6. Step 6: Final answer
    x = 10,534,764.24

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1.5x scale

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.