Home / 13,514,827.84-18,650,465.76-7,403,473.60

Finding the Fourth Proportional to 13,514,827.84, 18,650,465.76 and 7,403,473.60

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Solution

The fourth proportional to 13,514,827.84, 18,650,465.76 and 7,403,473.60 is: 10,216,795.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,514,827.84 : 18,650,465.76 = 7,403,473.60 : x
  2. Step 2: Convert to fraction form
    13,514,827.84/18,650,465.76 = 7,403,473.60/x
  3. Step 3: Cross multiply
    13,514,827.84x = 18,650,465.76 × 7,403,473.60
  4. Step 4: Simplify right side
    13,514,827.84x = 138,078,230,881,863.94
  5. Step 5: Solve for x
    x = 138,078,230,881,863.94/13,514,827.84
  6. Step 6: Final answer
    x = 10,216,795.40

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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.