Home / 12,671,999.60-19,007,999.40-7,003,295.60

Finding the Fourth Proportional to 12,671,999.60, 19,007,999.40 and 7,003,295.60

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Solution

The fourth proportional to 12,671,999.60, 19,007,999.40 and 7,003,295.60 is: 10,504,943.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,671,999.60 : 19,007,999.40 = 7,003,295.60 : x
  2. Step 2: Convert to fraction form
    12,671,999.60/19,007,999.40 = 7,003,295.60/x
  3. Step 3: Cross multiply
    12,671,999.60x = 19,007,999.40 × 7,003,295.60
  4. Step 4: Simplify right side
    12,671,999.60x = 133,118,638,562,822.62
  5. Step 5: Solve for x
    x = 133,118,638,562,822.62/12,671,999.60
  6. Step 6: Final answer
    x = 10,504,943.40

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Similar ratio
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1.5x scale

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.