Home / 14,590,697.12-20,136,204.08-8,064,186.40

Finding the Fourth Proportional to 14,590,697.12, 20,136,204.08 and 8,064,186.40

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Solution

The fourth proportional to 14,590,697.12, 20,136,204.08 and 8,064,186.40 is: 11,129,153.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,590,697.12 : 20,136,204.08 = 8,064,186.40 : x
  2. Step 2: Convert to fraction form
    14,590,697.12/20,136,204.08 = 8,064,186.40/x
  3. Step 3: Cross multiply
    14,590,697.12x = 20,136,204.08 × 8,064,186.40
  4. Step 4: Simplify right side
    14,590,697.12x = 162,382,103,089,560.50
  5. Step 5: Solve for x
    x = 162,382,103,089,560.50/14,590,697.12
  6. Step 6: Final answer
    x = 11,129,153.17

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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.