Home / 14,530,779.60-21,780,617.40-4,937,269.20

Finding the Fourth Proportional to 14,530,779.60, 21,780,617.40 and 4,937,269.20

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Solution

The fourth proportional to 14,530,779.60, 21,780,617.40 and 4,937,269.20 is: 7,400,619.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,530,779.60 : 21,780,617.40 = 4,937,269.20 : x
  2. Step 2: Convert to fraction form
    14,530,779.60/21,780,617.40 = 4,937,269.20/x
  3. Step 3: Cross multiply
    14,530,779.60x = 21,780,617.40 × 4,937,269.20
  4. Step 4: Simplify right side
    14,530,779.60x = 107,536,771,446,004.08
  5. Step 5: Solve for x
    x = 107,536,771,446,004.08/14,530,779.60
  6. Step 6: Final answer
    x = 7,400,619.54

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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.