Home / 21,384,006.80-32,076,010.20-9,440,070.80

Finding the Fourth Proportional to 21,384,006.80, 32,076,010.20 and 9,440,070.80

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Solution

The fourth proportional to 21,384,006.80, 32,076,010.20 and 9,440,070.80 is: 14,160,106.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,384,006.80 : 32,076,010.20 = 9,440,070.80 : x
  2. Step 2: Convert to fraction form
    21,384,006.80/32,076,010.20 = 9,440,070.80/x
  3. Step 3: Cross multiply
    21,384,006.80x = 32,076,010.20 × 9,440,070.80
  4. Step 4: Simplify right side
    21,384,006.80x = 302,799,807,269,522.19
  5. Step 5: Solve for x
    x = 302,799,807,269,522.19/21,384,006.80
  6. Step 6: Final answer
    x = 14,160,106.20

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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.