Home / 9,131,877.35-12,601,344.27-5,210,714.67

Finding the Fourth Proportional to 9,131,877.35, 12,601,344.27 and 5,210,714.67

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Solution

The fourth proportional to 9,131,877.35, 12,601,344.27 and 5,210,714.67 is: 7,190,417.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,131,877.35 : 12,601,344.27 = 5,210,714.67 : x
  2. Step 2: Convert to fraction form
    9,131,877.35/12,601,344.27 = 5,210,714.67/x
  3. Step 3: Cross multiply
    9,131,877.35x = 12,601,344.27 × 5,210,714.67
  4. Step 4: Simplify right side
    9,131,877.35x = 65,662,009,449,409.44
  5. Step 5: Solve for x
    x = 65,662,009,449,409.44/9,131,877.35
  6. Step 6: Final answer
    x = 7,190,417.36

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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.