Home / 14,462,805.76-19,958,616.96-7,936,543.36

Finding the Fourth Proportional to 14,462,805.76, 19,958,616.96 and 7,936,543.36

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Solution

The fourth proportional to 14,462,805.76, 19,958,616.96 and 7,936,543.36 is: 10,952,399.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,462,805.76 : 19,958,616.96 = 7,936,543.36 : x
  2. Step 2: Convert to fraction form
    14,462,805.76/19,958,616.96 = 7,936,543.36/x
  3. Step 3: Cross multiply
    14,462,805.76x = 19,958,616.96 × 7,936,543.36
  4. Step 4: Simplify right side
    14,462,805.76x = 158,402,428,908,671.41
  5. Step 5: Solve for x
    x = 158,402,428,908,671.41/14,462,805.76
  6. Step 6: Final answer
    x = 10,952,399.66

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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.