Home / 8,762,631.04-12,075,205.44-6,699,983.68

Finding the Fourth Proportional to 8,762,631.04, 12,075,205.44 and 6,699,983.68

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Solution

The fourth proportional to 8,762,631.04, 12,075,205.44 and 6,699,983.68 is: 9,232,806.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,762,631.04 : 12,075,205.44 = 6,699,983.68 : x
  2. Step 2: Convert to fraction form
    8,762,631.04/12,075,205.44 = 6,699,983.68/x
  3. Step 3: Cross multiply
    8,762,631.04x = 12,075,205.44 × 6,699,983.68
  4. Step 4: Simplify right side
    8,762,631.04x = 80,903,679,380,647.22
  5. Step 5: Solve for x
    x = 80,903,679,380,647.22/8,762,631.04
  6. Step 6: Final answer
    x = 9,232,806.79

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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.