Home / 28,087,539.12-42,119,345.64-11,036,250.96

Finding the Fourth Proportional to 28,087,539.12, 42,119,345.64 and 11,036,250.96

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Solution

The fourth proportional to 28,087,539.12, 42,119,345.64 and 11,036,250.96 is: 16,549,675.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,087,539.12 : 42,119,345.64 = 11,036,250.96 : x
  2. Step 2: Convert to fraction form
    28,087,539.12/42,119,345.64 = 11,036,250.96/x
  3. Step 3: Cross multiply
    28,087,539.12x = 42,119,345.64 × 11,036,250.96
  4. Step 4: Simplify right side
    28,087,539.12x = 464,839,668,754,021.88
  5. Step 5: Solve for x
    x = 464,839,668,754,021.88/28,087,539.12
  6. Step 6: Final answer
    x = 16,549,675.88

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.