Home / 9,678,748.40-14,517,422.76-4,628,702.96

Finding the Fourth Proportional to 9,678,748.40, 14,517,422.76 and 4,628,702.96

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Solution

The fourth proportional to 9,678,748.40, 14,517,422.76 and 4,628,702.96 is: 6,942,719.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,678,748.40 : 14,517,422.76 = 4,628,702.96 : x
  2. Step 2: Convert to fraction form
    9,678,748.40/14,517,422.76 = 4,628,702.96/x
  3. Step 3: Cross multiply
    9,678,748.40x = 14,517,422.76 × 4,628,702.96
  4. Step 4: Simplify right side
    9,678,748.40x = 67,196,837,700,783.37
  5. Step 5: Solve for x
    x = 67,196,837,700,783.37/9,678,748.40
  6. Step 6: Final answer
    x = 6,942,719.75

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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.