Home / 21,360,783.60-32,041,175.40-5,186,625.93

Finding the Fourth Proportional to 21,360,783.60, 32,041,175.40 and 5,186,625.93

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Solution

The fourth proportional to 21,360,783.60, 32,041,175.40 and 5,186,625.93 is: 7,779,938.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,360,783.60 : 32,041,175.40 = 5,186,625.93 : x
  2. Step 2: Convert to fraction form
    21,360,783.60/32,041,175.40 = 5,186,625.93/x
  3. Step 3: Cross multiply
    21,360,783.60x = 32,041,175.40 × 5,186,625.93
  4. Step 4: Simplify right side
    21,360,783.60x = 166,185,591,157,318.09
  5. Step 5: Solve for x
    x = 166,185,591,157,318.09/21,360,783.60
  6. Step 6: Final answer
    x = 7,779,938.90

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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.