Home / 6,408,288.74-8,843,663.42-3,507,681.98

Finding the Fourth Proportional to 6,408,288.74, 8,843,663.42 and 3,507,681.98

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Solution

The fourth proportional to 6,408,288.74, 8,843,663.42 and 3,507,681.98 is: 4,840,724.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,408,288.74 : 8,843,663.42 = 3,507,681.98 : x
  2. Step 2: Convert to fraction form
    6,408,288.74/8,843,663.42 = 3,507,681.98/x
  3. Step 3: Cross multiply
    6,408,288.74x = 8,843,663.42 × 3,507,681.98
  4. Step 4: Simplify right side
    6,408,288.74x = 31,020,758,815,519.17
  5. Step 5: Solve for x
    x = 31,020,758,815,519.17/6,408,288.74
  6. Step 6: Final answer
    x = 4,840,724.27

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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.