Home / 13,433,050-18,537,615.94-7,631,841.88

Finding the Fourth Proportional to 13,433,050, 18,537,615.94 and 7,631,841.88

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Solution

The fourth proportional to 13,433,050, 18,537,615.94 and 7,631,841.88 is: 10,531,945.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,433,050 : 18,537,615.94 = 7,631,841.88 : x
  2. Step 2: Convert to fraction form
    13,433,050/18,537,615.94 = 7,631,841.88/x
  3. Step 3: Cross multiply
    13,433,050x = 18,537,615.94 × 7,631,841.88
  4. Step 4: Simplify right side
    13,433,050x = 141,476,153,686,247.56
  5. Step 5: Solve for x
    x = 141,476,153,686,247.56/13,433,050
  6. Step 6: Final answer
    x = 10,531,945.74

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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.