Home / 14,930,075.64-20,606,864.88-9,770,447.76

Finding the Fourth Proportional to 14,930,075.64, 20,606,864.88 and 9,770,447.76

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Solution

The fourth proportional to 14,930,075.64, 20,606,864.88 and 9,770,447.76 is: 13,485,417.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,930,075.64 : 20,606,864.88 = 9,770,447.76 : x
  2. Step 2: Convert to fraction form
    14,930,075.64/20,606,864.88 = 9,770,447.76/x
  3. Step 3: Cross multiply
    14,930,075.64x = 20,606,864.88 × 9,770,447.76
  4. Step 4: Simplify right side
    14,930,075.64x = 201,338,296,807,418.66
  5. Step 5: Solve for x
    x = 201,338,296,807,418.66/14,930,075.64
  6. Step 6: Final answer
    x = 13,485,417.06

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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.