Home / 45,259,896.96-67,877,690.57-12,462,657.45

Finding the Fourth Proportional to 45,259,896.96, 67,877,690.57 and 12,462,657.45

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Solution

The fourth proportional to 45,259,896.96, 67,877,690.57 and 12,462,657.45 is: 18,690,639.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,259,896.96 : 67,877,690.57 = 12,462,657.45 : x
  2. Step 2: Convert to fraction form
    45,259,896.96/67,877,690.57 = 12,462,657.45/x
  3. Step 3: Cross multiply
    45,259,896.96x = 67,877,690.57 × 12,462,657.45
  4. Step 4: Simplify right side
    45,259,896.96x = 845,936,406,055,426.75
  5. Step 5: Solve for x
    x = 845,936,406,055,426.75/45,259,896.96
  6. Step 6: Final answer
    x = 18,690,639.24

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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.