Home / 30,718,537.49-46,069,832.79-12,273,714.83

Finding the Fourth Proportional to 30,718,537.49, 46,069,832.79 and 12,273,714.83

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Solution

The fourth proportional to 30,718,537.49, 46,069,832.79 and 12,273,714.83 is: 18,407,386.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,718,537.49 : 46,069,832.79 = 12,273,714.83 : x
  2. Step 2: Convert to fraction form
    30,718,537.49/46,069,832.79 = 12,273,714.83/x
  3. Step 3: Cross multiply
    30,718,537.49x = 46,069,832.79 × 12,273,714.83
  4. Step 4: Simplify right side
    30,718,537.49x = 565,447,989,699,894.12
  5. Step 5: Solve for x
    x = 565,447,989,699,894.12/30,718,537.49
  6. Step 6: Final answer
    x = 18,407,386.42

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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.