Home / 18,346,419.28-25,318,074.80-10,086,622.10

Finding the Fourth Proportional to 18,346,419.28, 25,318,074.80 and 10,086,622.10

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Solution

The fourth proportional to 18,346,419.28, 25,318,074.80 and 10,086,622.10 is: 13,919,547.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,346,419.28 : 25,318,074.80 = 10,086,622.10 : x
  2. Step 2: Convert to fraction form
    18,346,419.28/25,318,074.80 = 10,086,622.10/x
  3. Step 3: Cross multiply
    18,346,419.28x = 25,318,074.80 × 10,086,622.10
  4. Step 4: Simplify right side
    18,346,419.28x = 255,373,852,807,133.06
  5. Step 5: Solve for x
    x = 255,373,852,807,133.06/18,346,419.28
  6. Step 6: Final answer
    x = 13,919,547.40

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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.