Home / 7,514,439.20-10,369,929.84-4,076,679.32

Finding the Fourth Proportional to 7,514,439.20, 10,369,929.84 and 4,076,679.32

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Solution

The fourth proportional to 7,514,439.20, 10,369,929.84 and 4,076,679.32 is: 5,625,819.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,514,439.20 : 10,369,929.84 = 4,076,679.32 : x
  2. Step 2: Convert to fraction form
    7,514,439.20/10,369,929.84 = 4,076,679.32/x
  3. Step 3: Cross multiply
    7,514,439.20x = 10,369,929.84 × 4,076,679.32
  4. Step 4: Simplify right side
    7,514,439.20x = 42,274,878,528,578.91
  5. Step 5: Solve for x
    x = 42,274,878,528,578.91/7,514,439.20
  6. Step 6: Final answer
    x = 5,625,819.49

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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.