Home / 5,367,528.73-7,407,207.30-2,920,139.25

Finding the Fourth Proportional to 5,367,528.73, 7,407,207.30 and 2,920,139.25

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Solution

The fourth proportional to 5,367,528.73, 7,407,207.30 and 2,920,139.25 is: 4,029,801.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,367,528.73 : 7,407,207.30 = 2,920,139.25 : x
  2. Step 2: Convert to fraction form
    5,367,528.73/7,407,207.30 = 2,920,139.25/x
  3. Step 3: Cross multiply
    5,367,528.73x = 7,407,207.30 × 2,920,139.25
  4. Step 4: Simplify right side
    5,367,528.73x = 21,630,076,769,616.52
  5. Step 5: Solve for x
    x = 21,630,076,769,616.52/5,367,528.73
  6. Step 6: Final answer
    x = 4,029,801.77

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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.