Home / 20,374,653.03-28,114,466.38-13,773,603.59

Finding the Fourth Proportional to 20,374,653.03, 28,114,466.38 and 13,773,603.59

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Solution

The fourth proportional to 20,374,653.03, 28,114,466.38 and 13,773,603.59 is: 19,005,845.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,374,653.03 : 28,114,466.38 = 13,773,603.59 : x
  2. Step 2: Convert to fraction form
    20,374,653.03/28,114,466.38 = 13,773,603.59/x
  3. Step 3: Cross multiply
    20,374,653.03x = 28,114,466.38 × 13,773,603.59
  4. Step 4: Simplify right side
    20,374,653.03x = 387,237,514,992,925.19
  5. Step 5: Solve for x
    x = 387,237,514,992,925.19/20,374,653.03
  6. Step 6: Final answer
    x = 19,005,845.87

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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.