Home / 7,643,702.10-10,548,599.97-4,381,146.45

Finding the Fourth Proportional to 7,643,702.10, 10,548,599.97 and 4,381,146.45

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Solution

The fourth proportional to 7,643,702.10, 10,548,599.97 and 4,381,146.45 is: 6,046,148.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,643,702.10 : 10,548,599.97 = 4,381,146.45 : x
  2. Step 2: Convert to fraction form
    7,643,702.10/10,548,599.97 = 4,381,146.45/x
  3. Step 3: Cross multiply
    7,643,702.10x = 10,548,599.97 × 4,381,146.45
  4. Step 4: Simplify right side
    7,643,702.10x = 46,214,961,311,035.61
  5. Step 5: Solve for x
    x = 46,214,961,311,035.61/7,643,702.10
  6. Step 6: Final answer
    x = 6,046,148.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.