Home / 18,301,407.31-25,258,097.60-10,153,170.19

Finding the Fourth Proportional to 18,301,407.31, 25,258,097.60 and 10,153,170.19

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Solution

The fourth proportional to 18,301,407.31, 25,258,097.60 and 10,153,170.19 is: 14,012,570.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,301,407.31 : 25,258,097.60 = 10,153,170.19 : x
  2. Step 2: Convert to fraction form
    18,301,407.31/25,258,097.60 = 10,153,170.19/x
  3. Step 3: Cross multiply
    18,301,407.31x = 25,258,097.60 × 10,153,170.19
  4. Step 4: Simplify right side
    18,301,407.31x = 256,449,763,608,430.53
  5. Step 5: Solve for x
    x = 256,449,763,608,430.53/18,301,407.31
  6. Step 6: Final answer
    x = 14,012,570.69

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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.