Home / 30,622,136.96-45,931,679.04-11,451,484.64

Finding the Fourth Proportional to 30,622,136.96, 45,931,679.04 and 11,451,484.64

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Solution

The fourth proportional to 30,622,136.96, 45,931,679.04 and 11,451,484.64 is: 17,176,656.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,622,136.96 : 45,931,679.04 = 11,451,484.64 : x
  2. Step 2: Convert to fraction form
    30,622,136.96/45,931,679.04 = 11,451,484.64/x
  3. Step 3: Cross multiply
    30,622,136.96x = 45,931,679.04 × 11,451,484.64
  4. Step 4: Simplify right side
    30,622,136.96x = 525,985,917,015,969.94
  5. Step 5: Solve for x
    x = 525,985,917,015,969.94/30,622,136.96
  6. Step 6: Final answer
    x = 17,176,656.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.