Home / 9,205,746.18-12,709,372.65-8,184,323.64

Finding the Fourth Proportional to 9,205,746.18, 12,709,372.65 and 8,184,323.64

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Solution

The fourth proportional to 9,205,746.18, 12,709,372.65 and 8,184,323.64 is: 11,299,205.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,205,746.18 : 12,709,372.65 = 8,184,323.64 : x
  2. Step 2: Convert to fraction form
    9,205,746.18/12,709,372.65 = 8,184,323.64/x
  3. Step 3: Cross multiply
    9,205,746.18x = 12,709,372.65 × 8,184,323.64
  4. Step 4: Simplify right side
    9,205,746.18x = 104,017,619,028,964.44
  5. Step 5: Solve for x
    x = 104,017,619,028,964.44/9,205,746.18
  6. Step 6: Final answer
    x = 11,299,205.63

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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.