Home / 30,627,654.54-42,267,064.84-16,877,504.40

Finding the Fourth Proportional to 30,627,654.54, 42,267,064.84 and 16,877,504.40

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Solution

The fourth proportional to 30,627,654.54, 42,267,064.84 and 16,877,504.40 is: 23,291,452.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,627,654.54 : 42,267,064.84 = 16,877,504.40 : x
  2. Step 2: Convert to fraction form
    30,627,654.54/42,267,064.84 = 16,877,504.40/x
  3. Step 3: Cross multiply
    30,627,654.54x = 42,267,064.84 × 16,877,504.40
  4. Step 4: Simplify right side
    30,627,654.54x = 713,362,572,812,185.25
  5. Step 5: Solve for x
    x = 713,362,572,812,185.25/30,627,654.54
  6. Step 6: Final answer
    x = 23,291,452.89

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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.