Home / 16,998,903.90-23,457,803.28-9,263,779.20

Finding the Fourth Proportional to 16,998,903.90, 23,457,803.28 and 9,263,779.20

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Solution

The fourth proportional to 16,998,903.90, 23,457,803.28 and 9,263,779.20 is: 12,783,642.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,998,903.90 : 23,457,803.28 = 9,263,779.20 : x
  2. Step 2: Convert to fraction form
    16,998,903.90/23,457,803.28 = 9,263,779.20/x
  3. Step 3: Cross multiply
    16,998,903.90x = 23,457,803.28 × 9,263,779.20
  4. Step 4: Simplify right side
    16,998,903.90x = 217,307,910,102,955.78
  5. Step 5: Solve for x
    x = 217,307,910,102,955.78/16,998,903.90
  6. Step 6: Final answer
    x = 12,783,642.49

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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.