Home / 8,514,435.51-11,748,124.98-5,415,831

Finding the Fourth Proportional to 8,514,435.51, 11,748,124.98 and 5,415,831

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Solution

The fourth proportional to 8,514,435.51, 11,748,124.98 and 5,415,831 is: 7,472,704.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,514,435.51 : 11,748,124.98 = 5,415,831 : x
  2. Step 2: Convert to fraction form
    8,514,435.51/11,748,124.98 = 5,415,831/x
  3. Step 3: Cross multiply
    8,514,435.51x = 11,748,124.98 × 5,415,831
  4. Step 4: Simplify right side
    8,514,435.51x = 63,625,859,458,558.38
  5. Step 5: Solve for x
    x = 63,625,859,458,558.38/8,514,435.51
  6. Step 6: Final answer
    x = 7,472,704.37

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1.5x scale

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.