Home / 6,638,622.12-9,152,464.42-4,977,702.92

Finding the Fourth Proportional to 6,638,622.12, 9,152,464.42 and 4,977,702.92

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Solution

The fourth proportional to 6,638,622.12, 9,152,464.42 and 4,977,702.92 is: 6,862,606.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,638,622.12 : 9,152,464.42 = 4,977,702.92 : x
  2. Step 2: Convert to fraction form
    6,638,622.12/9,152,464.42 = 4,977,702.92/x
  3. Step 3: Cross multiply
    6,638,622.12x = 9,152,464.42 × 4,977,702.92
  4. Step 4: Simplify right side
    6,638,622.12x = 45,558,248,868,630.10
  5. Step 5: Solve for x
    x = 45,558,248,868,630.10/6,638,622.12
  6. Step 6: Final answer
    x = 6,862,606.13

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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.