Home / 9,218,622.92-12,721,702.11-5,088,656.58

Finding the Fourth Proportional to 9,218,622.92, 12,721,702.11 and 5,088,656.58

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Solution

The fourth proportional to 9,218,622.92, 12,721,702.11 and 5,088,656.58 is: 7,022,347.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,218,622.92 : 12,721,702.11 = 5,088,656.58 : x
  2. Step 2: Convert to fraction form
    9,218,622.92/12,721,702.11 = 5,088,656.58/x
  3. Step 3: Cross multiply
    9,218,622.92x = 12,721,702.11 × 5,088,656.58
  4. Step 4: Simplify right side
    9,218,622.92x = 64,736,373,209,289.72
  5. Step 5: Solve for x
    x = 64,736,373,209,289.72/9,218,622.92
  6. Step 6: Final answer
    x = 7,022,347.45

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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.