Home / 8,356,892.49-11,528,267.31-5,457,980.25

Finding the Fourth Proportional to 8,356,892.49, 11,528,267.31 and 5,457,980.25

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Solution

The fourth proportional to 8,356,892.49, 11,528,267.31 and 5,457,980.25 is: 7,529,240.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,356,892.49 : 11,528,267.31 = 5,457,980.25 : x
  2. Step 2: Convert to fraction form
    8,356,892.49/11,528,267.31 = 5,457,980.25/x
  3. Step 3: Cross multiply
    8,356,892.49x = 11,528,267.31 × 5,457,980.25
  4. Step 4: Simplify right side
    8,356,892.49x = 62,921,055,294,700.63
  5. Step 5: Solve for x
    x = 62,921,055,294,700.63/8,356,892.49
  6. Step 6: Final answer
    x = 7,529,240.73

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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.