Home / 7,065,230.40-10,586,959.20-5,259,643.20

Finding the Fourth Proportional to 7,065,230.40, 10,586,959.20 and 5,259,643.20

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Solution

The fourth proportional to 7,065,230.40, 10,586,959.20 and 5,259,643.20 is: 7,881,360.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,065,230.40 : 10,586,959.20 = 5,259,643.20 : x
  2. Step 2: Convert to fraction form
    7,065,230.40/10,586,959.20 = 5,259,643.20/x
  3. Step 3: Cross multiply
    7,065,230.40x = 10,586,959.20 × 5,259,643.20
  4. Step 4: Simplify right side
    7,065,230.40x = 55,683,627,964,957.44
  5. Step 5: Solve for x
    x = 55,683,627,964,957.44/7,065,230.40
  6. Step 6: Final answer
    x = 7,881,360.52

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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.