Home / 8,991,367.80-13,487,051.70-6,136,020.60

Finding the Fourth Proportional to 8,991,367.80, 13,487,051.70 and 6,136,020.60

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Solution

The fourth proportional to 8,991,367.80, 13,487,051.70 and 6,136,020.60 is: 9,204,030.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,991,367.80 : 13,487,051.70 = 6,136,020.60 : x
  2. Step 2: Convert to fraction form
    8,991,367.80/13,487,051.70 = 6,136,020.60/x
  3. Step 3: Cross multiply
    8,991,367.80x = 13,487,051.70 × 6,136,020.60
  4. Step 4: Simplify right side
    8,991,367.80x = 82,756,827,064,465.02
  5. Step 5: Solve for x
    x = 82,756,827,064,465.02/8,991,367.80
  6. Step 6: Final answer
    x = 9,204,030.90

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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.