Home / 14,507,263.53-20,020,188.74-8,312,185.98

Finding the Fourth Proportional to 14,507,263.53, 20,020,188.74 and 8,312,185.98

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Solution

The fourth proportional to 14,507,263.53, 20,020,188.74 and 8,312,185.98 is: 11,470,911.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,507,263.53 : 20,020,188.74 = 8,312,185.98 : x
  2. Step 2: Convert to fraction form
    14,507,263.53/20,020,188.74 = 8,312,185.98/x
  3. Step 3: Cross multiply
    14,507,263.53x = 20,020,188.74 × 8,312,185.98
  4. Step 4: Simplify right side
    14,507,263.53x = 166,411,532,120,020.94
  5. Step 5: Solve for x
    x = 166,411,532,120,020.94/14,507,263.53
  6. Step 6: Final answer
    x = 11,470,911.23

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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.