Home / 12,051,637.53-16,636,349.16-8,136,697.07

Finding the Fourth Proportional to 12,051,637.53, 16,636,349.16 and 8,136,697.07

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Solution

The fourth proportional to 12,051,637.53, 16,636,349.16 and 8,136,697.07 is: 11,232,078.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,051,637.53 : 16,636,349.16 = 8,136,697.07 : x
  2. Step 2: Convert to fraction form
    12,051,637.53/16,636,349.16 = 8,136,697.07/x
  3. Step 3: Cross multiply
    12,051,637.53x = 16,636,349.16 × 8,136,697.07
  4. Step 4: Simplify right side
    12,051,637.53x = 135,364,933,382,487.22
  5. Step 5: Solve for x
    x = 135,364,933,382,487.22/12,051,637.53
  6. Step 6: Final answer
    x = 11,232,078.05

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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.