Home / 10,893,281.40-16,339,922.10-7,240,116.60

Finding the Fourth Proportional to 10,893,281.40, 16,339,922.10 and 7,240,116.60

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Solution

The fourth proportional to 10,893,281.40, 16,339,922.10 and 7,240,116.60 is: 10,860,174.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,893,281.40 : 16,339,922.10 = 7,240,116.60 : x
  2. Step 2: Convert to fraction form
    10,893,281.40/16,339,922.10 = 7,240,116.60/x
  3. Step 3: Cross multiply
    10,893,281.40x = 16,339,922.10 × 7,240,116.60
  4. Step 4: Simplify right side
    10,893,281.40x = 118,302,941,238,916.84
  5. Step 5: Solve for x
    x = 118,302,941,238,916.84/10,893,281.40
  6. Step 6: Final answer
    x = 10,860,174.90

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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.