Home / 11,484,631.07-15,849,907.82-8,578,977.40

Finding the Fourth Proportional to 11,484,631.07, 15,849,907.82 and 8,578,977.40

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Solution

The fourth proportional to 11,484,631.07, 15,849,907.82 and 8,578,977.40 is: 11,839,823.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,484,631.07 : 15,849,907.82 = 8,578,977.40 : x
  2. Step 2: Convert to fraction form
    11,484,631.07/15,849,907.82 = 8,578,977.40/x
  3. Step 3: Cross multiply
    11,484,631.07x = 15,849,907.82 × 8,578,977.40
  4. Step 4: Simplify right side
    11,484,631.07x = 135,976,001,037,208.67
  5. Step 5: Solve for x
    x = 135,976,001,037,208.67/11,484,631.07
  6. Step 6: Final answer
    x = 11,839,823.17

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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.