Home / 18,334,730.40-25,301,920.92-10,075,324.80

Finding the Fourth Proportional to 18,334,730.40, 25,301,920.92 and 10,075,324.80

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Solution

The fourth proportional to 18,334,730.40, 25,301,920.92 and 10,075,324.80 is: 13,903,944.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,334,730.40 : 25,301,920.92 = 10,075,324.80 : x
  2. Step 2: Convert to fraction form
    18,334,730.40/25,301,920.92 = 10,075,324.80/x
  3. Step 3: Cross multiply
    18,334,730.40x = 25,301,920.92 × 10,075,324.80
  4. Step 4: Simplify right side
    18,334,730.40x = 254,925,071,332,914.84
  5. Step 5: Solve for x
    x = 254,925,071,332,914.84/18,334,730.40
  6. Step 6: Final answer
    x = 13,903,944.36

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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.