Home / 57,755,782.08-86,652,967.32-18,896,012.64

Finding the Fourth Proportional to 57,755,782.08, 86,652,967.32 and 18,896,012.64

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Solution

The fourth proportional to 57,755,782.08, 86,652,967.32 and 18,896,012.64 is: 28,350,331.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,755,782.08 : 86,652,967.32 = 18,896,012.64 : x
  2. Step 2: Convert to fraction form
    57,755,782.08/86,652,967.32 = 18,896,012.64/x
  3. Step 3: Cross multiply
    57,755,782.08x = 86,652,967.32 × 18,896,012.64
  4. Step 4: Simplify right side
    57,755,782.08x = 1,637,395,565,772,226.75
  5. Step 5: Solve for x
    x = 1,637,395,565,772,226.75/57,755,782.08
  6. Step 6: Final answer
    x = 28,350,331.46

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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.