Home / 54,438,010.40-81,657,015.60-14,048,494.40

Finding the Fourth Proportional to 54,438,010.40, 81,657,015.60 and 14,048,494.40

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Solution

The fourth proportional to 54,438,010.40, 81,657,015.60 and 14,048,494.40 is: 21,072,741.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,438,010.40 : 81,657,015.60 = 14,048,494.40 : x
  2. Step 2: Convert to fraction form
    54,438,010.40/81,657,015.60 = 14,048,494.40/x
  3. Step 3: Cross multiply
    54,438,010.40x = 81,657,015.60 × 14,048,494.40
  4. Step 4: Simplify right side
    54,438,010.40x = 1,147,158,126,377,312.50
  5. Step 5: Solve for x
    x = 1,147,158,126,377,312.50/54,438,010.40
  6. Step 6: Final answer
    x = 21,072,741.60

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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.