Home / 14,244,318.34-19,657,131.60-7,718,124.40

Finding the Fourth Proportional to 14,244,318.34, 19,657,131.60 and 7,718,124.40

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Solution

The fourth proportional to 14,244,318.34, 19,657,131.60 and 7,718,124.40 is: 10,650,996.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,244,318.34 : 19,657,131.60 = 7,718,124.40 : x
  2. Step 2: Convert to fraction form
    14,244,318.34/19,657,131.60 = 7,718,124.40/x
  3. Step 3: Cross multiply
    14,244,318.34x = 19,657,131.60 × 7,718,124.40
  4. Step 4: Simplify right side
    14,244,318.34x = 151,716,187,035,971.06
  5. Step 5: Solve for x
    x = 151,716,187,035,971.06/14,244,318.34
  6. Step 6: Final answer
    x = 10,650,996.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.