Home / 18,944,113.39-26,142,881.69-10,457,258.30

Finding the Fourth Proportional to 18,944,113.39, 26,142,881.69 and 10,457,258.30

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Solution

The fourth proportional to 18,944,113.39, 26,142,881.69 and 10,457,258.30 is: 14,431,019.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,944,113.39 : 26,142,881.69 = 10,457,258.30 : x
  2. Step 2: Convert to fraction form
    18,944,113.39/26,142,881.69 = 10,457,258.30/x
  3. Step 3: Cross multiply
    18,944,113.39x = 26,142,881.69 × 10,457,258.30
  4. Step 4: Simplify right side
    18,944,113.39x = 273,382,866,355,669.81
  5. Step 5: Solve for x
    x = 273,382,866,355,669.81/18,944,113.39
  6. Step 6: Final answer
    x = 14,431,019.32

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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.