Home / 31,090,431.60-46,635,647.40-9,812,530.80

Finding the Fourth Proportional to 31,090,431.60, 46,635,647.40 and 9,812,530.80

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Solution

The fourth proportional to 31,090,431.60, 46,635,647.40 and 9,812,530.80 is: 14,718,796.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,090,431.60 : 46,635,647.40 = 9,812,530.80 : x
  2. Step 2: Convert to fraction form
    31,090,431.60/46,635,647.40 = 9,812,530.80/x
  3. Step 3: Cross multiply
    31,090,431.60x = 46,635,647.40 × 9,812,530.80
  4. Step 4: Simplify right side
    31,090,431.60x = 457,613,726,490,439.94
  5. Step 5: Solve for x
    x = 457,613,726,490,439.94/31,090,431.60
  6. Step 6: Final answer
    x = 14,718,796.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.