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Finding the Fourth Proportional to 31,104,030.60, 43,590,432.60 and 31,104,030.60

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Solution

The fourth proportional to 31,104,030.60, 43,590,432.60 and 31,104,030.60 is: 43,590,432.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,104,030.60 : 43,590,432.60 = 31,104,030.60 : x
  2. Step 2: Convert to fraction form
    31,104,030.60/43,590,432.60 = 31,104,030.60/x
  3. Step 3: Cross multiply
    31,104,030.60x = 43,590,432.60 × 31,104,030.60
  4. Step 4: Simplify right side
    31,104,030.60x = 1,355,838,149,457,637.75
  5. Step 5: Solve for x
    x = 1,355,838,149,457,637.75/31,104,030.60
  6. Step 6: Final answer
    x = 43,590,432.60

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.