Home / 13,051,258.76-18,010,727.70-7,250,583.08

Finding the Fourth Proportional to 13,051,258.76, 18,010,727.70 and 7,250,583.08

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Solution

The fourth proportional to 13,051,258.76, 18,010,727.70 and 7,250,583.08 is: 10,005,799.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,051,258.76 : 18,010,727.70 = 7,250,583.08 : x
  2. Step 2: Convert to fraction form
    13,051,258.76/18,010,727.70 = 7,250,583.08/x
  3. Step 3: Cross multiply
    13,051,258.76x = 18,010,727.70 × 7,250,583.08
  4. Step 4: Simplify right side
    13,051,258.76x = 130,588,277,430,053.67
  5. Step 5: Solve for x
    x = 130,588,277,430,053.67/13,051,258.76
  6. Step 6: Final answer
    x = 10,005,799.43

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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.