Home / 13,302,029.90-19,903,220.85-9,472,705.10

Finding the Fourth Proportional to 13,302,029.90, 19,903,220.85 and 9,472,705.10

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Solution

The fourth proportional to 13,302,029.90, 19,903,220.85 and 9,472,705.10 is: 14,173,576.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,302,029.90 : 19,903,220.85 = 9,472,705.10 : x
  2. Step 2: Convert to fraction form
    13,302,029.90/19,903,220.85 = 9,472,705.10/x
  3. Step 3: Cross multiply
    13,302,029.90x = 19,903,220.85 × 9,472,705.10
  4. Step 4: Simplify right side
    13,302,029.90x = 188,537,341,652,221.34
  5. Step 5: Solve for x
    x = 188,537,341,652,221.34/13,302,029.90
  6. Step 6: Final answer
    x = 14,173,576.75

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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.