Home / 31,140,478.36-42,973,027.54-17,201,533.46

Finding the Fourth Proportional to 31,140,478.36, 42,973,027.54 and 17,201,533.46

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Solution

The fourth proportional to 31,140,478.36, 42,973,027.54 and 17,201,533.46 is: 23,737,656.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,140,478.36 : 42,973,027.54 = 17,201,533.46 : x
  2. Step 2: Convert to fraction form
    31,140,478.36/42,973,027.54 = 17,201,533.46/x
  3. Step 3: Cross multiply
    31,140,478.36x = 42,973,027.54 × 17,201,533.46
  4. Step 4: Simplify right side
    31,140,478.36x = 739,201,971,106,811.50
  5. Step 5: Solve for x
    x = 739,201,971,106,811.50/31,140,478.36
  6. Step 6: Final answer
    x = 23,737,656.26

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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.