Home / 12,296,585.22-16,970,783.75-7,139,946.75

Finding the Fourth Proportional to 12,296,585.22, 16,970,783.75 and 7,139,946.75

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Solution

The fourth proportional to 12,296,585.22, 16,970,783.75 and 7,139,946.75 is: 9,853,995.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,296,585.22 : 16,970,783.75 = 7,139,946.75 : x
  2. Step 2: Convert to fraction form
    12,296,585.22/16,970,783.75 = 7,139,946.75/x
  3. Step 3: Cross multiply
    12,296,585.22x = 16,970,783.75 × 7,139,946.75
  4. Step 4: Simplify right side
    12,296,585.22x = 121,170,492,160,211.67
  5. Step 5: Solve for x
    x = 121,170,492,160,211.67/12,296,585.22
  6. Step 6: Final answer
    x = 9,853,995.24

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1.5x scale

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.