Home / 30,804,024.84-42,507,870.14-16,862,682.96

Finding the Fourth Proportional to 30,804,024.84, 42,507,870.14 and 16,862,682.96

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Solution

The fourth proportional to 30,804,024.84, 42,507,870.14 and 16,862,682.96 is: 23,269,580.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,804,024.84 : 42,507,870.14 = 16,862,682.96 : x
  2. Step 2: Convert to fraction form
    30,804,024.84/42,507,870.14 = 16,862,682.96/x
  3. Step 3: Cross multiply
    30,804,024.84x = 42,507,870.14 × 16,862,682.96
  4. Step 4: Simplify right side
    30,804,024.84x = 716,796,737,475,670.88
  5. Step 5: Solve for x
    x = 716,796,737,475,670.88/30,804,024.84
  6. Step 6: Final answer
    x = 23,269,580.56

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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.