Home / 19,384,401.60-29,076,343.20-5,921,294.40

Finding the Fourth Proportional to 19,384,401.60, 29,076,343.20 and 5,921,294.40

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Solution

The fourth proportional to 19,384,401.60, 29,076,343.20 and 5,921,294.40 is: 8,881,862.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,384,401.60 : 29,076,343.20 = 5,921,294.40 : x
  2. Step 2: Convert to fraction form
    19,384,401.60/29,076,343.20 = 5,921,294.40/x
  3. Step 3: Cross multiply
    19,384,401.60x = 29,076,343.20 × 5,921,294.40
  4. Step 4: Simplify right side
    19,384,401.60x = 172,169,588,162,638.09
  5. Step 5: Solve for x
    x = 172,169,588,162,638.09/19,384,401.60
  6. Step 6: Final answer
    x = 8,881,862.42

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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.