Home / 9,187,628.84-12,678,927.81-5,114,210.12

Finding the Fourth Proportional to 9,187,628.84, 12,678,927.81 and 5,114,210.12

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Solution

The fourth proportional to 9,187,628.84, 12,678,927.81 and 5,114,210.12 is: 7,057,609.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,187,628.84 : 12,678,927.81 = 5,114,210.12 : x
  2. Step 2: Convert to fraction form
    9,187,628.84/12,678,927.81 = 5,114,210.12/x
  3. Step 3: Cross multiply
    9,187,628.84x = 12,678,927.81 × 5,114,210.12
  4. Step 4: Simplify right side
    9,187,628.84x = 64,842,700,916,651.44
  5. Step 5: Solve for x
    x = 64,842,700,916,651.44/9,187,628.84
  6. Step 6: Final answer
    x = 7,057,609.97

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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.