Home / 9,187,629.34-12,678,928.50-5,114,210.62

Finding the Fourth Proportional to 9,187,629.34, 12,678,928.50 and 5,114,210.62

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Solution

The fourth proportional to 9,187,629.34, 12,678,928.50 and 5,114,210.62 is: 7,057,610.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,187,629.34 : 12,678,928.50 = 5,114,210.62 : x
  2. Step 2: Convert to fraction form
    9,187,629.34/12,678,928.50 = 5,114,210.62/x
  3. Step 3: Cross multiply
    9,187,629.34x = 12,678,928.50 × 5,114,210.62
  4. Step 4: Simplify right side
    9,187,629.34x = 64,842,710,784,920.67
  5. Step 5: Solve for x
    x = 64,842,710,784,920.67/9,187,629.34
  6. Step 6: Final answer
    x = 7,057,610.66

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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.