Home / 49,256,422.40-73,884,633.60-20,492,998.40

Finding the Fourth Proportional to 49,256,422.40, 73,884,633.60 and 20,492,998.40

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Solution

The fourth proportional to 49,256,422.40, 73,884,633.60 and 20,492,998.40 is: 30,739,497.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,256,422.40 : 73,884,633.60 = 20,492,998.40 : x
  2. Step 2: Convert to fraction form
    49,256,422.40/73,884,633.60 = 20,492,998.40/x
  3. Step 3: Cross multiply
    49,256,422.40x = 73,884,633.60 × 20,492,998.40
  4. Step 4: Simplify right side
    49,256,422.40x = 1,514,117,678,149,386
  5. Step 5: Solve for x
    x = 1,514,117,678,149,386/49,256,422.40
  6. Step 6: Final answer
    x = 30,739,497.60

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.