Home / 9,880,748.20-14,822,504.70-4,200,927.40

Finding the Fourth Proportional to 9,880,748.20, 14,822,504.70 and 4,200,927.40

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Solution

The fourth proportional to 9,880,748.20, 14,822,504.70 and 4,200,927.40 is: 6,301,978.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,880,748.20 : 14,822,504.70 = 4,200,927.40 : x
  2. Step 2: Convert to fraction form
    9,880,748.20/14,822,504.70 = 4,200,927.40/x
  3. Step 3: Cross multiply
    9,880,748.20x = 14,822,504.70 × 4,200,927.40
  4. Step 4: Simplify right side
    9,880,748.20x = 62,268,266,130,858.78
  5. Step 5: Solve for x
    x = 62,268,266,130,858.78/9,880,748.20
  6. Step 6: Final answer
    x = 6,301,978.85

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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.