Home / 13,094,703.64-18,071,599.26-7,938,282.52

Finding the Fourth Proportional to 13,094,703.64, 18,071,599.26 and 7,938,282.52

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Solution

The fourth proportional to 13,094,703.64, 18,071,599.26 and 7,938,282.52 is: 10,955,380.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,094,703.64 : 18,071,599.26 = 7,938,282.52 : x
  2. Step 2: Convert to fraction form
    13,094,703.64/18,071,599.26 = 7,938,282.52/x
  3. Step 3: Cross multiply
    13,094,703.64x = 18,071,599.26 × 7,938,282.52
  4. Step 4: Simplify right side
    13,094,703.64x = 143,457,460,514,102.94
  5. Step 5: Solve for x
    x = 143,457,460,514,102.94/13,094,703.64
  6. Step 6: Final answer
    x = 10,955,380.47

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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.