Home / 13,117,783.77-18,102,573.23-7,316,941.23

Finding the Fourth Proportional to 13,117,783.77, 18,102,573.23 and 7,316,941.23

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Solution

The fourth proportional to 13,117,783.77, 18,102,573.23 and 7,316,941.23 is: 10,097,396.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,117,783.77 : 18,102,573.23 = 7,316,941.23 : x
  2. Step 2: Convert to fraction form
    13,117,783.77/18,102,573.23 = 7,316,941.23/x
  3. Step 3: Cross multiply
    13,117,783.77x = 18,102,573.23 × 7,316,941.23
  4. Step 4: Simplify right side
    13,117,783.77x = 132,455,464,399,096.58
  5. Step 5: Solve for x
    x = 132,455,464,399,096.58/13,117,783.77
  6. Step 6: Final answer
    x = 10,097,396.54

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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.