Home / 14,295,854.34-19,728,431.39-7,769,484.14

Finding the Fourth Proportional to 14,295,854.34, 19,728,431.39 and 7,769,484.14

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Solution

The fourth proportional to 14,295,854.34, 19,728,431.39 and 7,769,484.14 is: 10,721,970.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,295,854.34 : 19,728,431.39 = 7,769,484.14 : x
  2. Step 2: Convert to fraction form
    14,295,854.34/19,728,431.39 = 7,769,484.14/x
  3. Step 3: Cross multiply
    14,295,854.34x = 19,728,431.39 × 7,769,484.14
  4. Step 4: Simplify right side
    14,295,854.34x = 153,279,734,742,362.09
  5. Step 5: Solve for x
    x = 153,279,734,742,362.09/14,295,854.34
  6. Step 6: Final answer
    x = 10,721,970.93

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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.