Home / 4,726,427.40-7,093,140.30-3,128,459.40

Finding the Fourth Proportional to 4,726,427.40, 7,093,140.30 and 3,128,459.40

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Solution

The fourth proportional to 4,726,427.40, 7,093,140.30 and 3,128,459.40 is: 4,695,005.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,726,427.40 : 7,093,140.30 = 3,128,459.40 : x
  2. Step 2: Convert to fraction form
    4,726,427.40/7,093,140.30 = 3,128,459.40/x
  3. Step 3: Cross multiply
    4,726,427.40x = 7,093,140.30 × 3,128,459.40
  4. Step 4: Simplify right side
    4,726,427.40x = 22,190,601,447,053.82
  5. Step 5: Solve for x
    x = 22,190,601,447,053.82/4,726,427.40
  6. Step 6: Final answer
    x = 4,695,005.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.