Home / 6,459,100.08-9,688,601.52-1,666,381.92

Finding the Fourth Proportional to 6,459,100.08, 9,688,601.52 and 1,666,381.92

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Solution

The fourth proportional to 6,459,100.08, 9,688,601.52 and 1,666,381.92 is: 2,499,560.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,459,100.08 : 9,688,601.52 = 1,666,381.92 : x
  2. Step 2: Convert to fraction form
    6,459,100.08/9,688,601.52 = 1,666,381.92/x
  3. Step 3: Cross multiply
    6,459,100.08x = 9,688,601.52 × 1,666,381.92
  4. Step 4: Simplify right side
    6,459,100.08x = 16,144,910,403,012.52
  5. Step 5: Solve for x
    x = 16,144,910,403,012.52/6,459,100.08
  6. Step 6: Final answer
    x = 2,499,560.34

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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.