Home / 57,478,447.20-86,217,670.80-37,071,112.80

Finding the Fourth Proportional to 57,478,447.20, 86,217,670.80 and 37,071,112.80

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Solution

The fourth proportional to 57,478,447.20, 86,217,670.80 and 37,071,112.80 is: 55,606,669.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,478,447.20 : 86,217,670.80 = 37,071,112.80 : x
  2. Step 2: Convert to fraction form
    57,478,447.20/86,217,670.80 = 37,071,112.80/x
  3. Step 3: Cross multiply
    57,478,447.20x = 86,217,670.80 × 37,071,112.80
  4. Step 4: Simplify right side
    57,478,447.20x = 3,196,184,999,580,066
  5. Step 5: Solve for x
    x = 3,196,184,999,580,066/57,478,447.20
  6. Step 6: Final answer
    x = 55,606,669.20

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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.