Home / 49,534,429.20-74,301,643.80-19,222,609.20

Finding the Fourth Proportional to 49,534,429.20, 74,301,643.80 and 19,222,609.20

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Solution

The fourth proportional to 49,534,429.20, 74,301,643.80 and 19,222,609.20 is: 28,833,913.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,534,429.20 : 74,301,643.80 = 19,222,609.20 : x
  2. Step 2: Convert to fraction form
    49,534,429.20/74,301,643.80 = 19,222,609.20/x
  3. Step 3: Cross multiply
    49,534,429.20x = 74,301,643.80 × 19,222,609.20
  4. Step 4: Simplify right side
    49,534,429.20x = 1,428,271,461,685,002.75
  5. Step 5: Solve for x
    x = 1,428,271,461,685,002.75/49,534,429.20
  6. Step 6: Final answer
    x = 28,833,913.80

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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.