Home / 30,828,799.41-42,533,268.21-17,588,464.68

Finding the Fourth Proportional to 30,828,799.41, 42,533,268.21 and 17,588,464.68

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Solution

The fourth proportional to 30,828,799.41, 42,533,268.21 and 17,588,464.68 is: 24,266,105.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,828,799.41 : 42,533,268.21 = 17,588,464.68 : x
  2. Step 2: Convert to fraction form
    30,828,799.41/42,533,268.21 = 17,588,464.68/x
  3. Step 3: Cross multiply
    30,828,799.41x = 42,533,268.21 × 17,588,464.68
  4. Step 4: Simplify right side
    30,828,799.41x = 748,094,885,796,051.62
  5. Step 5: Solve for x
    x = 748,094,885,796,051.62/30,828,799.41
  6. Step 6: Final answer
    x = 24,266,105.08

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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.