Home / 14,987,330.64-20,683,017.04-9,184,991.44

Finding the Fourth Proportional to 14,987,330.64, 20,683,017.04 and 9,184,991.44

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Solution

The fourth proportional to 14,987,330.64, 20,683,017.04 and 9,184,991.44 is: 12,675,595.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,987,330.64 : 20,683,017.04 = 9,184,991.44 : x
  2. Step 2: Convert to fraction form
    14,987,330.64/20,683,017.04 = 9,184,991.44/x
  3. Step 3: Cross multiply
    14,987,330.64x = 20,683,017.04 × 9,184,991.44
  4. Step 4: Simplify right side
    14,987,330.64x = 189,973,334,465,774.12
  5. Step 5: Solve for x
    x = 189,973,334,465,774.12/14,987,330.64
  6. Step 6: Final answer
    x = 12,675,595.08

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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.