Home / 6,158,463.72-8,498,529.12-3,405,078.60

Finding the Fourth Proportional to 6,158,463.72, 8,498,529.12 and 3,405,078.60

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Solution

The fourth proportional to 6,158,463.72, 8,498,529.12 and 3,405,078.60 is: 4,698,925.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,158,463.72 : 8,498,529.12 = 3,405,078.60 : x
  2. Step 2: Convert to fraction form
    6,158,463.72/8,498,529.12 = 3,405,078.60/x
  3. Step 3: Cross multiply
    6,158,463.72x = 8,498,529.12 × 3,405,078.60
  4. Step 4: Simplify right side
    6,158,463.72x = 28,938,159,637,988.83
  5. Step 5: Solve for x
    x = 28,938,159,637,988.83/6,158,463.72
  6. Step 6: Final answer
    x = 4,698,925.08

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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.