Home / 36,403,782.93-54,605,878.53-12,142,643.23

Finding the Fourth Proportional to 36,403,782.93, 54,605,878.53 and 12,142,643.23

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Solution

The fourth proportional to 36,403,782.93, 54,605,878.53 and 12,142,643.23 is: 18,214,032.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,403,782.93 : 54,605,878.53 = 12,142,643.23 : x
  2. Step 2: Convert to fraction form
    36,403,782.93/54,605,878.53 = 12,142,643.23/x
  3. Step 3: Cross multiply
    36,403,782.93x = 54,605,878.53 × 12,142,643.23
  4. Step 4: Simplify right side
    36,403,782.93x = 663,059,701,250,506.88
  5. Step 5: Solve for x
    x = 663,059,701,250,506.88/36,403,782.93
  6. Step 6: Final answer
    x = 18,214,032.94

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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.