Home / 14,977,903.70-20,672,948.07-8,784,945.50

Finding the Fourth Proportional to 14,977,903.70, 20,672,948.07 and 8,784,945.50

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Solution

The fourth proportional to 14,977,903.70, 20,672,948.07 and 8,784,945.50 is: 12,125,243.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,977,903.70 : 20,672,948.07 = 8,784,945.50 : x
  2. Step 2: Convert to fraction form
    14,977,903.70/20,672,948.07 = 8,784,945.50/x
  3. Step 3: Cross multiply
    14,977,903.70x = 20,672,948.07 × 8,784,945.50
  4. Step 4: Simplify right side
    14,977,903.70x = 181,610,722,207,059.53
  5. Step 5: Solve for x
    x = 181,610,722,207,059.53/14,977,903.70
  6. Step 6: Final answer
    x = 12,125,243.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.