Home / 16,128,779.90-24,195,243.45-8,045,887.10

Finding the Fourth Proportional to 16,128,779.90, 24,195,243.45 and 8,045,887.10

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Solution

The fourth proportional to 16,128,779.90, 24,195,243.45 and 8,045,887.10 is: 12,069,865.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,128,779.90 : 24,195,243.45 = 8,045,887.10 : x
  2. Step 2: Convert to fraction form
    16,128,779.90/24,195,243.45 = 8,045,887.10/x
  3. Step 3: Cross multiply
    16,128,779.90x = 24,195,243.45 × 8,045,887.10
  4. Step 4: Simplify right side
    16,128,779.90x = 194,672,197,155,714.47
  5. Step 5: Solve for x
    x = 194,672,197,155,714.47/16,128,779.90
  6. Step 6: Final answer
    x = 12,069,865.07

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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.