Home / 12,291,528.23-16,962,312.35-6,784,906.66

Finding the Fourth Proportional to 12,291,528.23, 16,962,312.35 and 6,784,906.66

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Solution

The fourth proportional to 12,291,528.23, 16,962,312.35 and 6,784,906.66 is: 9,363,173.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,291,528.23 : 16,962,312.35 = 6,784,906.66 : x
  2. Step 2: Convert to fraction form
    12,291,528.23/16,962,312.35 = 6,784,906.66/x
  3. Step 3: Cross multiply
    12,291,528.23x = 16,962,312.35 × 6,784,906.66
  4. Step 4: Simplify right side
    12,291,528.23x = 115,087,706,064,319.64
  5. Step 5: Solve for x
    x = 115,087,706,064,319.64/12,291,528.23
  6. Step 6: Final answer
    x = 9,363,173.07

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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.