Home / 28,750,805.88-43,101,014.56-10,812,507

Finding the Fourth Proportional to 28,750,805.88, 43,101,014.56 and 10,812,507

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Solution

The fourth proportional to 28,750,805.88, 43,101,014.56 and 10,812,507 is: 16,209,285.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,750,805.88 : 43,101,014.56 = 10,812,507 : x
  2. Step 2: Convert to fraction form
    28,750,805.88/43,101,014.56 = 10,812,507/x
  3. Step 3: Cross multiply
    28,750,805.88x = 43,101,014.56 × 10,812,507
  4. Step 4: Simplify right side
    28,750,805.88x = 466,030,021,637,101.94
  5. Step 5: Solve for x
    x = 466,030,021,637,101.94/28,750,805.88
  6. Step 6: Final answer
    x = 16,209,285.53

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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.