Home / 13,175,056.02-18,182,145.60-7,294,690.24

Finding the Fourth Proportional to 13,175,056.02, 18,182,145.60 and 7,294,690.24

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Solution

The fourth proportional to 13,175,056.02, 18,182,145.60 and 7,294,690.24 is: 10,066,987.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,175,056.02 : 18,182,145.60 = 7,294,690.24 : x
  2. Step 2: Convert to fraction form
    13,175,056.02/18,182,145.60 = 7,294,690.24/x
  3. Step 3: Cross multiply
    13,175,056.02x = 18,182,145.60 × 7,294,690.24
  4. Step 4: Simplify right side
    13,175,056.02x = 132,633,119,923,194.77
  5. Step 5: Solve for x
    x = 132,633,119,923,194.77/13,175,056.02
  6. Step 6: Final answer
    x = 10,066,987.17

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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.