Home / 55,779,423.20-83,669,134.80-55,460,558.60

Finding the Fourth Proportional to 55,779,423.20, 83,669,134.80 and 55,460,558.60

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Solution

The fourth proportional to 55,779,423.20, 83,669,134.80 and 55,460,558.60 is: 83,190,837.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,779,423.20 : 83,669,134.80 = 55,460,558.60 : x
  2. Step 2: Convert to fraction form
    55,779,423.20/83,669,134.80 = 55,460,558.60/x
  3. Step 3: Cross multiply
    55,779,423.20x = 83,669,134.80 × 55,460,558.60
  4. Step 4: Simplify right side
    55,779,423.20x = 4,640,336,953,586,699
  5. Step 5: Solve for x
    x = 4,640,336,953,586,699/55,779,423.20
  6. Step 6: Final answer
    x = 83,190,837.90

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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.