Home / 25,562,276.73-38,362,459.32-18,756,436.68

Finding the Fourth Proportional to 25,562,276.73, 38,362,459.32 and 18,756,436.68

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Solution

The fourth proportional to 25,562,276.73, 38,362,459.32 and 18,756,436.68 is: 28,148,628.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,562,276.73 : 38,362,459.32 = 18,756,436.68 : x
  2. Step 2: Convert to fraction form
    25,562,276.73/38,362,459.32 = 18,756,436.68/x
  3. Step 3: Cross multiply
    25,562,276.73x = 38,362,459.32 × 18,756,436.68
  4. Step 4: Simplify right side
    25,562,276.73x = 719,543,039,124,655.88
  5. Step 5: Solve for x
    x = 719,543,039,124,655.88/25,562,276.73
  6. Step 6: Final answer
    x = 28,148,628.81

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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.