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Finding the Fourth Proportional to 35,447,687.10, 53,171,530.65 and 35,447,687.10

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Solution

The fourth proportional to 35,447,687.10, 53,171,530.65 and 35,447,687.10 is: 53,171,530.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,447,687.10 : 53,171,530.65 = 35,447,687.10 : x
  2. Step 2: Convert to fraction form
    35,447,687.10/53,171,530.65 = 35,447,687.10/x
  3. Step 3: Cross multiply
    35,447,687.10x = 53,171,530.65 × 35,447,687.10
  4. Step 4: Simplify right side
    35,447,687.10x = 1,884,807,781,109,259.75
  5. Step 5: Solve for x
    x = 1,884,807,781,109,259.75/35,447,687.10
  6. Step 6: Final answer
    x = 53,171,530.65

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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.