Home / 30,461,668.59-42,036,857.67-16,522,989.06

Finding the Fourth Proportional to 30,461,668.59, 42,036,857.67 and 16,522,989.06

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Solution

The fourth proportional to 30,461,668.59, 42,036,857.67 and 16,522,989.06 is: 22,801,592.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,461,668.59 : 42,036,857.67 = 16,522,989.06 : x
  2. Step 2: Convert to fraction form
    30,461,668.59/42,036,857.67 = 16,522,989.06/x
  3. Step 3: Cross multiply
    30,461,668.59x = 42,036,857.67 × 16,522,989.06
  4. Step 4: Simplify right side
    30,461,668.59x = 694,574,539,398,187.12
  5. Step 5: Solve for x
    x = 694,574,539,398,187.12/30,461,668.59
  6. Step 6: Final answer
    x = 22,801,592.02

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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.