Home / 18,407,609.58-25,402,577.94-10,147,490.40

Finding the Fourth Proportional to 18,407,609.58, 25,402,577.94 and 10,147,490.40

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Solution

The fourth proportional to 18,407,609.58, 25,402,577.94 and 10,147,490.40 is: 14,003,579.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,407,609.58 : 25,402,577.94 = 10,147,490.40 : x
  2. Step 2: Convert to fraction form
    18,407,609.58/25,402,577.94 = 10,147,490.40/x
  3. Step 3: Cross multiply
    18,407,609.58x = 25,402,577.94 × 10,147,490.40
  4. Step 4: Simplify right side
    18,407,609.58x = 257,772,415,781,401.81
  5. Step 5: Solve for x
    x = 257,772,415,781,401.81/18,407,609.58
  6. Step 6: Final answer
    x = 14,003,579.04

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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.