Home / 12,331,837.99-17,019,526.44-7,439,702.25

Finding the Fourth Proportional to 12,331,837.99, 17,019,526.44 and 7,439,702.25

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Solution

The fourth proportional to 12,331,837.99, 17,019,526.44 and 7,439,702.25 is: 10,267,748.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,331,837.99 : 17,019,526.44 = 7,439,702.25 : x
  2. Step 2: Convert to fraction form
    12,331,837.99/17,019,526.44 = 7,439,702.25/x
  3. Step 3: Cross multiply
    12,331,837.99x = 17,019,526.44 × 7,439,702.25
  4. Step 4: Simplify right side
    12,331,837.99x = 126,620,209,149,602.50
  5. Step 5: Solve for x
    x = 126,620,209,149,602.50/12,331,837.99
  6. Step 6: Final answer
    x = 10,267,748.35

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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.