Home / 16,931,914.56-23,366,218.08-9,197,108.16

Finding the Fourth Proportional to 16,931,914.56, 23,366,218.08 and 9,197,108.16

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Solution

The fourth proportional to 16,931,914.56, 23,366,218.08 and 9,197,108.16 is: 12,692,104.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,931,914.56 : 23,366,218.08 = 9,197,108.16 : x
  2. Step 2: Convert to fraction form
    16,931,914.56/23,366,218.08 = 9,197,108.16/x
  3. Step 3: Cross multiply
    16,931,914.56x = 23,366,218.08 × 9,197,108.16
  4. Step 4: Simplify right side
    16,931,914.56x = 214,901,634,971,907.53
  5. Step 5: Solve for x
    x = 214,901,634,971,907.53/16,931,914.56
  6. Step 6: Final answer
    x = 12,692,104.85

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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.