Home / 7,704,038.90-11,544,999.15-5,666,381.30

Finding the Fourth Proportional to 7,704,038.90, 11,544,999.15 and 5,666,381.30

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Solution

The fourth proportional to 7,704,038.90, 11,544,999.15 and 5,666,381.30 is: 8,491,437.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,704,038.90 : 11,544,999.15 = 5,666,381.30 : x
  2. Step 2: Convert to fraction form
    7,704,038.90/11,544,999.15 = 5,666,381.30/x
  3. Step 3: Cross multiply
    7,704,038.90x = 11,544,999.15 × 5,666,381.30
  4. Step 4: Simplify right side
    7,704,038.90x = 65,418,367,292,075.90
  5. Step 5: Solve for x
    x = 65,418,367,292,075.90/7,704,038.90
  6. Step 6: Final answer
    x = 8,491,437.82

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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.