Home / 28,076,491.34-42,110,805.11-9,632,130.23

Finding the Fourth Proportional to 28,076,491.34, 42,110,805.11 and 9,632,130.23

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Solution

The fourth proportional to 28,076,491.34, 42,110,805.11 and 9,632,130.23 is: 14,446,846.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,076,491.34 : 42,110,805.11 = 9,632,130.23 : x
  2. Step 2: Convert to fraction form
    28,076,491.34/42,110,805.11 = 9,632,130.23/x
  3. Step 3: Cross multiply
    28,076,491.34x = 42,110,805.11 × 9,632,130.23
  4. Step 4: Simplify right side
    28,076,491.34x = 405,616,758,909,669.50
  5. Step 5: Solve for x
    x = 405,616,758,909,669.50/28,076,491.34
  6. Step 6: Final answer
    x = 14,446,846.44

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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.