Home / 18,122,240.14-25,009,258.59-10,282,082.35

Finding the Fourth Proportional to 18,122,240.14, 25,009,258.59 and 10,282,082.35

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Solution

The fourth proportional to 18,122,240.14, 25,009,258.59 and 10,282,082.35 is: 14,189,595.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,122,240.14 : 25,009,258.59 = 10,282,082.35 : x
  2. Step 2: Convert to fraction form
    18,122,240.14/25,009,258.59 = 10,282,082.35/x
  3. Step 3: Cross multiply
    18,122,240.14x = 25,009,258.59 × 10,282,082.35
  4. Step 4: Simplify right side
    18,122,240.14x = 257,147,256,334,824.88
  5. Step 5: Solve for x
    x = 257,147,256,334,824.88/18,122,240.14
  6. Step 6: Final answer
    x = 14,189,595.46

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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.