Home / 6,989,202.56-9,648,075.61-4,698,691.85

Finding the Fourth Proportional to 6,989,202.56, 9,648,075.61 and 4,698,691.85

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Solution

The fourth proportional to 6,989,202.56, 9,648,075.61 and 4,698,691.85 is: 6,486,195.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,989,202.56 : 9,648,075.61 = 4,698,691.85 : x
  2. Step 2: Convert to fraction form
    6,989,202.56/9,648,075.61 = 4,698,691.85/x
  3. Step 3: Cross multiply
    6,989,202.56x = 9,648,075.61 × 4,698,691.85
  4. Step 4: Simplify right side
    6,989,202.56x = 45,333,334,236,890.77
  5. Step 5: Solve for x
    x = 45,333,334,236,890.77/6,989,202.56
  6. Step 6: Final answer
    x = 6,486,195.51

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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.