Home / 13,692,278.48-18,896,611.92-7,580,707.04

Finding the Fourth Proportional to 13,692,278.48, 18,896,611.92 and 7,580,707.04

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Solution

The fourth proportional to 13,692,278.48, 18,896,611.92 and 7,580,707.04 is: 10,462,077.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,692,278.48 : 18,896,611.92 = 7,580,707.04 : x
  2. Step 2: Convert to fraction form
    13,692,278.48/18,896,611.92 = 7,580,707.04/x
  3. Step 3: Cross multiply
    13,692,278.48x = 18,896,611.92 × 7,580,707.04
  4. Step 4: Simplify right side
    13,692,278.48x = 143,249,679,014,091.94
  5. Step 5: Solve for x
    x = 143,249,679,014,091.94/13,692,278.48
  6. Step 6: Final answer
    x = 10,462,077.53

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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.