Home / 21,557,779.10-32,336,668.65-10,776,743.90

Finding the Fourth Proportional to 21,557,779.10, 32,336,668.65 and 10,776,743.90

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Solution

The fourth proportional to 21,557,779.10, 32,336,668.65 and 10,776,743.90 is: 16,165,115.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,557,779.10 : 32,336,668.65 = 10,776,743.90 : x
  2. Step 2: Convert to fraction form
    21,557,779.10/32,336,668.65 = 10,776,743.90/x
  3. Step 3: Cross multiply
    21,557,779.10x = 32,336,668.65 × 10,776,743.90
  4. Step 4: Simplify right side
    21,557,779.10x = 348,483,996,620,208.75
  5. Step 5: Solve for x
    x = 348,483,996,620,208.75/21,557,779.10
  6. Step 6: Final answer
    x = 16,165,115.85

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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.