Home / 11,312,509.44-15,611,362.56-10,455,283.20

Finding the Fourth Proportional to 11,312,509.44, 15,611,362.56 and 10,455,283.20

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Solution

The fourth proportional to 11,312,509.44, 15,611,362.56 and 10,455,283.20 is: 14,428,382.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,312,509.44 : 15,611,362.56 = 10,455,283.20 : x
  2. Step 2: Convert to fraction form
    11,312,509.44/15,611,362.56 = 10,455,283.20/x
  3. Step 3: Cross multiply
    11,312,509.44x = 15,611,362.56 × 10,455,283.20
  4. Step 4: Simplify right side
    11,312,509.44x = 163,221,216,702,677
  5. Step 5: Solve for x
    x = 163,221,216,702,677/11,312,509.44
  6. Step 6: Final answer
    x = 14,428,382.81

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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.