Home / 19,076,133.72-28,614,207.87-4,699,480.98

Finding the Fourth Proportional to 19,076,133.72, 28,614,207.87 and 4,699,480.98

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Solution

The fourth proportional to 19,076,133.72, 28,614,207.87 and 4,699,480.98 is: 7,049,223.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,076,133.72 : 28,614,207.87 = 4,699,480.98 : x
  2. Step 2: Convert to fraction form
    19,076,133.72/28,614,207.87 = 4,699,480.98/x
  3. Step 3: Cross multiply
    19,076,133.72x = 28,614,207.87 × 4,699,480.98
  4. Step 4: Simplify right side
    19,076,133.72x = 134,471,925,642,831.33
  5. Step 5: Solve for x
    x = 134,471,925,642,831.33/19,076,133.72
  6. Step 6: Final answer
    x = 7,049,223.27

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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.