Home / 35,723,905.04-49,298,106.12-20,842,079.60

Finding the Fourth Proportional to 35,723,905.04, 49,298,106.12 and 20,842,079.60

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Solution

The fourth proportional to 35,723,905.04, 49,298,106.12 and 20,842,079.60 is: 28,761,554.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,723,905.04 : 49,298,106.12 = 20,842,079.60 : x
  2. Step 2: Convert to fraction form
    35,723,905.04/49,298,106.12 = 20,842,079.60/x
  3. Step 3: Cross multiply
    35,723,905.04x = 49,298,106.12 × 20,842,079.60
  4. Step 4: Simplify right side
    35,723,905.04x = 1,027,475,051,882,287.12
  5. Step 5: Solve for x
    x = 1,027,475,051,882,287.12/35,723,905.04
  6. Step 6: Final answer
    x = 28,761,554.78

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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.