Home / 19,355,811.60-29,043,048.60-13,663,779.60

Finding the Fourth Proportional to 19,355,811.60, 29,043,048.60 and 13,663,779.60

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Solution

The fourth proportional to 19,355,811.60, 29,043,048.60 and 13,663,779.60 is: 20,502,256.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,355,811.60 : 29,043,048.60 = 13,663,779.60 : x
  2. Step 2: Convert to fraction form
    19,355,811.60/29,043,048.60 = 13,663,779.60/x
  3. Step 3: Cross multiply
    19,355,811.60x = 29,043,048.60 × 13,663,779.60
  4. Step 4: Simplify right side
    19,355,811.60x = 396,837,814,982,488.56
  5. Step 5: Solve for x
    x = 396,837,814,982,488.56/19,355,811.60
  6. Step 6: Final answer
    x = 20,502,256.54

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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.