Home / 6,485,590.44-8,950,116.76-3,545,420.32

Finding the Fourth Proportional to 6,485,590.44, 8,950,116.76 and 3,545,420.32

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Solution

The fourth proportional to 6,485,590.44, 8,950,116.76 and 3,545,420.32 is: 4,892,681.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,485,590.44 : 8,950,116.76 = 3,545,420.32 : x
  2. Step 2: Convert to fraction form
    6,485,590.44/8,950,116.76 = 3,545,420.32/x
  3. Step 3: Cross multiply
    6,485,590.44x = 8,950,116.76 × 3,545,420.32
  4. Step 4: Simplify right side
    6,485,590.44x = 31,731,925,827,276.56
  5. Step 5: Solve for x
    x = 31,731,925,827,276.56/6,485,590.44
  6. Step 6: Final answer
    x = 4,892,681.11

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1.5x scale

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.