Home / 14,784,859.12-20,423,075.52-11,141,317.12

Finding the Fourth Proportional to 14,784,859.12, 20,423,075.52 and 11,141,317.12

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Solution

The fourth proportional to 14,784,859.12, 20,423,075.52 and 11,141,317.12 is: 15,390,066.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,784,859.12 : 20,423,075.52 = 11,141,317.12 : x
  2. Step 2: Convert to fraction form
    14,784,859.12/20,423,075.52 = 11,141,317.12/x
  3. Step 3: Cross multiply
    14,784,859.12x = 20,423,075.52 × 11,141,317.12
  4. Step 4: Simplify right side
    14,784,859.12x = 227,539,960,934,028.88
  5. Step 5: Solve for x
    x = 227,539,960,934,028.88/14,784,859.12
  6. Step 6: Final answer
    x = 15,390,066.22

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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.