Home / 7,380,688.70-10,185,354.74-4,117,503.36

Finding the Fourth Proportional to 7,380,688.70, 10,185,354.74 and 4,117,503.36

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Solution

The fourth proportional to 7,380,688.70, 10,185,354.74 and 4,117,503.36 is: 5,682,157.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,380,688.70 : 10,185,354.74 = 4,117,503.36 : x
  2. Step 2: Convert to fraction form
    7,380,688.70/10,185,354.74 = 4,117,503.36/x
  3. Step 3: Cross multiply
    7,380,688.70x = 10,185,354.74 × 4,117,503.36
  4. Step 4: Simplify right side
    7,380,688.70x = 41,938,232,364,741.93
  5. Step 5: Solve for x
    x = 41,938,232,364,741.93/7,380,688.70
  6. Step 6: Final answer
    x = 5,682,157.05

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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.