Home / 40,118,997.96-55,365,804.63-22,478,052.69

Finding the Fourth Proportional to 40,118,997.96, 55,365,804.63 and 22,478,052.69

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Solution

The fourth proportional to 40,118,997.96, 55,365,804.63 and 22,478,052.69 is: 31,020,602.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,118,997.96 : 55,365,804.63 = 22,478,052.69 : x
  2. Step 2: Convert to fraction form
    40,118,997.96/55,365,804.63 = 22,478,052.69/x
  3. Step 3: Cross multiply
    40,118,997.96x = 55,365,804.63 × 22,478,052.69
  4. Step 4: Simplify right side
    40,118,997.96x = 1,244,515,473,697,386
  5. Step 5: Solve for x
    x = 1,244,515,473,697,386/40,118,997.96
  6. Step 6: Final answer
    x = 31,020,602.13

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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.