Home / 18,953,553.96-28,430,309.07-6,174,038.16

Finding the Fourth Proportional to 18,953,553.96, 28,430,309.07 and 6,174,038.16

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Solution

The fourth proportional to 18,953,553.96, 28,430,309.07 and 6,174,038.16 is: 9,261,050.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,953,553.96 : 28,430,309.07 = 6,174,038.16 : x
  2. Step 2: Convert to fraction form
    18,953,553.96/28,430,309.07 = 6,174,038.16/x
  3. Step 3: Cross multiply
    18,953,553.96x = 28,430,309.07 × 6,174,038.16
  4. Step 4: Simplify right side
    18,953,553.96x = 175,529,813,098,774.12
  5. Step 5: Solve for x
    x = 175,529,813,098,774.12/18,953,553.96
  6. Step 6: Final answer
    x = 9,261,050.12

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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.