Home / 14,107,525.51-19,468,454.16-7,912,903.28

Finding the Fourth Proportional to 14,107,525.51, 19,468,454.16 and 7,912,903.28

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Solution

The fourth proportional to 14,107,525.51, 19,468,454.16 and 7,912,903.28 is: 10,919,845.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,107,525.51 : 19,468,454.16 = 7,912,903.28 : x
  2. Step 2: Convert to fraction form
    14,107,525.51/19,468,454.16 = 7,912,903.28/x
  3. Step 3: Cross multiply
    14,107,525.51x = 19,468,454.16 × 7,912,903.28
  4. Step 4: Simplify right side
    14,107,525.51x = 154,051,994,809,047.50
  5. Step 5: Solve for x
    x = 154,051,994,809,047.50/14,107,525.51
  6. Step 6: Final answer
    x = 10,919,845.21

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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.