Home / 6,308,990.34-8,709,312.98-3,695,131.68

Finding the Fourth Proportional to 6,308,990.34, 8,709,312.98 and 3,695,131.68

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Solution

The fourth proportional to 6,308,990.34, 8,709,312.98 and 3,695,131.68 is: 5,100,983.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,308,990.34 : 8,709,312.98 = 3,695,131.68 : x
  2. Step 2: Convert to fraction form
    6,308,990.34/8,709,312.98 = 3,695,131.68/x
  3. Step 3: Cross multiply
    6,308,990.34x = 8,709,312.98 × 3,695,131.68
  4. Step 4: Simplify right side
    6,308,990.34x = 32,182,058,326,855.30
  5. Step 5: Solve for x
    x = 32,182,058,326,855.30/6,308,990.34
  6. Step 6: Final answer
    x = 5,100,983.93

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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.