Home / 30,783,780.14-46,083,612.08-18,616,420.22

Finding the Fourth Proportional to 30,783,780.14, 46,083,612.08 and 18,616,420.22

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Solution

The fourth proportional to 30,783,780.14, 46,083,612.08 and 18,616,420.22 is: 27,868,958.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,783,780.14 : 46,083,612.08 = 18,616,420.22 : x
  2. Step 2: Convert to fraction form
    30,783,780.14/46,083,612.08 = 18,616,420.22/x
  3. Step 3: Cross multiply
    30,783,780.14x = 46,083,612.08 × 18,616,420.22
  4. Step 4: Simplify right side
    30,783,780.14x = 857,911,887,736,748.12
  5. Step 5: Solve for x
    x = 857,911,887,736,748.12/30,783,780.14
  6. Step 6: Final answer
    x = 27,868,958.39

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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.