Home / 14,346,533.79-19,798,424.64-7,820,164.92

Finding the Fourth Proportional to 14,346,533.79, 19,798,424.64 and 7,820,164.92

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Solution

The fourth proportional to 14,346,533.79, 19,798,424.64 and 7,820,164.92 is: 10,791,940.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,346,533.79 : 19,798,424.64 = 7,820,164.92 : x
  2. Step 2: Convert to fraction form
    14,346,533.79/19,798,424.64 = 7,820,164.92/x
  3. Step 3: Cross multiply
    14,346,533.79x = 19,798,424.64 × 7,820,164.92
  4. Step 4: Simplify right side
    14,346,533.79x = 154,826,945,840,991.62
  5. Step 5: Solve for x
    x = 154,826,945,840,991.62/14,346,533.79
  6. Step 6: Final answer
    x = 10,791,940.97

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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.