Home / 19,485,657-29,228,606.46-5,108,595.48

Finding the Fourth Proportional to 19,485,657, 29,228,606.46 and 5,108,595.48

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Solution

The fourth proportional to 19,485,657, 29,228,606.46 and 5,108,595.48 is: 7,662,924.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,485,657 : 29,228,606.46 = 5,108,595.48 : x
  2. Step 2: Convert to fraction form
    19,485,657/29,228,606.46 = 5,108,595.48/x
  3. Step 3: Cross multiply
    19,485,657x = 29,228,606.46 × 5,108,595.48
  4. Step 4: Simplify right side
    19,485,657x = 149,317,126,848,254.81
  5. Step 5: Solve for x
    x = 149,317,126,848,254.81/19,485,657
  6. Step 6: Final answer
    x = 7,662,924.93

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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.