Home / 14,117,075.28-19,481,562.32-8,005,503.76

Finding the Fourth Proportional to 14,117,075.28, 19,481,562.32 and 8,005,503.76

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Solution

The fourth proportional to 14,117,075.28, 19,481,562.32 and 8,005,503.76 is: 11,047,594.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,117,075.28 : 19,481,562.32 = 8,005,503.76 : x
  2. Step 2: Convert to fraction form
    14,117,075.28/19,481,562.32 = 8,005,503.76/x
  3. Step 3: Cross multiply
    14,117,075.28x = 19,481,562.32 × 8,005,503.76
  4. Step 4: Simplify right side
    14,117,075.28x = 155,959,720,403,434.31
  5. Step 5: Solve for x
    x = 155,959,720,403,434.31/14,117,075.28
  6. Step 6: Final answer
    x = 11,047,594.30

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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.