Home / 19,390,103.20-29,085,154.80-16,404,119.20

Finding the Fourth Proportional to 19,390,103.20, 29,085,154.80 and 16,404,119.20

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Solution

The fourth proportional to 19,390,103.20, 29,085,154.80 and 16,404,119.20 is: 24,606,178.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,390,103.20 : 29,085,154.80 = 16,404,119.20 : x
  2. Step 2: Convert to fraction form
    19,390,103.20/29,085,154.80 = 16,404,119.20/x
  3. Step 3: Cross multiply
    19,390,103.20x = 29,085,154.80 × 16,404,119.20
  4. Step 4: Simplify right side
    19,390,103.20x = 477,116,346,289,652.12
  5. Step 5: Solve for x
    x = 477,116,346,289,652.12/19,390,103.20
  6. Step 6: Final answer
    x = 24,606,178.80

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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.