Home / 30,453,470.56-42,026,112.85-16,514,852.86

Finding the Fourth Proportional to 30,453,470.56, 42,026,112.85 and 16,514,852.86

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Solution

The fourth proportional to 30,453,470.56, 42,026,112.85 and 16,514,852.86 is: 22,790,672.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,453,470.56 : 42,026,112.85 = 16,514,852.86 : x
  2. Step 2: Convert to fraction form
    30,453,470.56/42,026,112.85 = 16,514,852.86/x
  3. Step 3: Cross multiply
    30,453,470.56x = 42,026,112.85 × 16,514,852.86
  4. Step 4: Simplify right side
    30,453,470.56x = 694,055,069,785,374.75
  5. Step 5: Solve for x
    x = 694,055,069,785,374.75/30,453,470.56
  6. Step 6: Final answer
    x = 22,790,672.36

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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.