Home / 53,256,654.96-79,889,530.68-18,710,055.60

Finding the Fourth Proportional to 53,256,654.96, 79,889,530.68 and 18,710,055.60

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Solution

The fourth proportional to 53,256,654.96, 79,889,530.68 and 18,710,055.60 is: 28,066,681.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,256,654.96 : 79,889,530.68 = 18,710,055.60 : x
  2. Step 2: Convert to fraction form
    53,256,654.96/79,889,530.68 = 18,710,055.60/x
  3. Step 3: Cross multiply
    53,256,654.96x = 79,889,530.68 × 18,710,055.60
  4. Step 4: Simplify right side
    53,256,654.96x = 1,494,737,560,880,706
  5. Step 5: Solve for x
    x = 1,494,737,560,880,706/53,256,654.96
  6. Step 6: Final answer
    x = 28,066,681.28

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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.