Home / 39,139,308.07-54,021,652.05-22,403,748.98

Finding the Fourth Proportional to 39,139,308.07, 54,021,652.05 and 22,403,748.98

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Solution

The fourth proportional to 39,139,308.07, 54,021,652.05 and 22,403,748.98 is: 30,922,558.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,139,308.07 : 54,021,652.05 = 22,403,748.98 : x
  2. Step 2: Convert to fraction form
    39,139,308.07/54,021,652.05 = 22,403,748.98/x
  3. Step 3: Cross multiply
    39,139,308.07x = 54,021,652.05 × 22,403,748.98
  4. Step 4: Simplify right side
    39,139,308.07x = 1,210,287,531,739,256
  5. Step 5: Solve for x
    x = 1,210,287,531,739,256/39,139,308.07
  6. Step 6: Final answer
    x = 30,922,558.20

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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.