Home / 18,113,689.44-25,032,756.48-14,845,349.16

Finding the Fourth Proportional to 18,113,689.44, 25,032,756.48 and 14,845,349.16

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Solution

The fourth proportional to 18,113,689.44, 25,032,756.48 and 14,845,349.16 is: 20,515,975.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,113,689.44 : 25,032,756.48 = 14,845,349.16 : x
  2. Step 2: Convert to fraction form
    18,113,689.44/25,032,756.48 = 14,845,349.16/x
  3. Step 3: Cross multiply
    18,113,689.44x = 25,032,756.48 × 14,845,349.16
  4. Step 4: Simplify right side
    18,113,689.44x = 371,620,010,382,852.56
  5. Step 5: Solve for x
    x = 371,620,010,382,852.56/18,113,689.44
  6. Step 6: Final answer
    x = 20,515,975.59

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1.5x scale

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.