Home / 19,383,753.60-29,075,371.20-5,920,646.40

Finding the Fourth Proportional to 19,383,753.60, 29,075,371.20 and 5,920,646.40

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Solution

The fourth proportional to 19,383,753.60, 29,075,371.20 and 5,920,646.40 is: 8,880,890.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,383,753.60 : 29,075,371.20 = 5,920,646.40 : x
  2. Step 2: Convert to fraction form
    19,383,753.60/29,075,371.20 = 5,920,646.40/x
  3. Step 3: Cross multiply
    19,383,753.60x = 29,075,371.20 × 5,920,646.40
  4. Step 4: Simplify right side
    19,383,753.60x = 172,144,991,823,943.69
  5. Step 5: Solve for x
    x = 172,144,991,823,943.69/19,383,753.60
  6. Step 6: Final answer
    x = 8,880,890.43

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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.