Home / 53,013,540.96-79,500,621.96-18,461,069.64

Finding the Fourth Proportional to 53,013,540.96, 79,500,621.96 and 18,461,069.64

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Solution

The fourth proportional to 53,013,540.96, 79,500,621.96 and 18,461,069.64 is: 27,684,747.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,013,540.96 : 79,500,621.96 = 18,461,069.64 : x
  2. Step 2: Convert to fraction form
    53,013,540.96/79,500,621.96 = 18,461,069.64/x
  3. Step 3: Cross multiply
    53,013,540.96x = 79,500,621.96 × 18,461,069.64
  4. Step 4: Simplify right side
    53,013,540.96x = 1,467,666,518,426,873.25
  5. Step 5: Solve for x
    x = 1,467,666,518,426,873.25/53,013,540.96
  6. Step 6: Final answer
    x = 27,684,747.93

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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.