Home / 11,666,246.40-17,499,369.60-7,361,574.30

Finding the Fourth Proportional to 11,666,246.40, 17,499,369.60 and 7,361,574.30

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Solution

The fourth proportional to 11,666,246.40, 17,499,369.60 and 7,361,574.30 is: 11,042,361.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,666,246.40 : 17,499,369.60 = 7,361,574.30 : x
  2. Step 2: Convert to fraction form
    11,666,246.40/17,499,369.60 = 7,361,574.30/x
  3. Step 3: Cross multiply
    11,666,246.40x = 17,499,369.60 × 7,361,574.30
  4. Step 4: Simplify right side
    11,666,246.40x = 128,822,909,513,561.28
  5. Step 5: Solve for x
    x = 128,822,909,513,561.28/11,666,246.40
  6. Step 6: Final answer
    x = 11,042,361.45

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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.