Home / 53,200,742.72-73,421,184.04-29,686,672.76

Finding the Fourth Proportional to 53,200,742.72, 73,421,184.04 and 29,686,672.76

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Solution

The fourth proportional to 53,200,742.72, 73,421,184.04 and 29,686,672.76 is: 40,969,929.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,200,742.72 : 73,421,184.04 = 29,686,672.76 : x
  2. Step 2: Convert to fraction form
    53,200,742.72/73,421,184.04 = 29,686,672.76/x
  3. Step 3: Cross multiply
    53,200,742.72x = 73,421,184.04 × 29,686,672.76
  4. Step 4: Simplify right side
    53,200,742.72x = 2,179,630,663,805,892
  5. Step 5: Solve for x
    x = 2,179,630,663,805,892/53,200,742.72
  6. Step 6: Final answer
    x = 40,969,929.23

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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.