Home / 57,755,783.08-86,652,968.82-18,896,013.64

Finding the Fourth Proportional to 57,755,783.08, 86,652,968.82 and 18,896,013.64

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Solution

The fourth proportional to 57,755,783.08, 86,652,968.82 and 18,896,013.64 is: 28,350,332.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,755,783.08 : 86,652,968.82 = 18,896,013.64 : x
  2. Step 2: Convert to fraction form
    57,755,783.08/86,652,968.82 = 18,896,013.64/x
  3. Step 3: Cross multiply
    57,755,783.08x = 86,652,968.82 × 18,896,013.64
  4. Step 4: Simplify right side
    57,755,783.08x = 1,637,395,680,769,214.50
  5. Step 5: Solve for x
    x = 1,637,395,680,769,214.50/57,755,783.08
  6. Step 6: Final answer
    x = 28,350,332.96

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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.