Home / 10,739,013.20-16,108,519.80-6,492,280.40

Finding the Fourth Proportional to 10,739,013.20, 16,108,519.80 and 6,492,280.40

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Solution

The fourth proportional to 10,739,013.20, 16,108,519.80 and 6,492,280.40 is: 9,738,420.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,739,013.20 : 16,108,519.80 = 6,492,280.40 : x
  2. Step 2: Convert to fraction form
    10,739,013.20/16,108,519.80 = 6,492,280.40/x
  3. Step 3: Cross multiply
    10,739,013.20x = 16,108,519.80 × 6,492,280.40
  4. Step 4: Simplify right side
    10,739,013.20x = 104,581,027,370,551.94
  5. Step 5: Solve for x
    x = 104,581,027,370,551.94/10,739,013.20
  6. Step 6: Final answer
    x = 9,738,420.60

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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.