Home / 18,168,941.16-25,068,828.07-10,327,838

Finding the Fourth Proportional to 18,168,941.16, 25,068,828.07 and 10,327,838

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Solution

The fourth proportional to 18,168,941.16, 25,068,828.07 and 10,327,838 is: 14,249,966.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,168,941.16 : 25,068,828.07 = 10,327,838 : x
  2. Step 2: Convert to fraction form
    18,168,941.16/25,068,828.07 = 10,327,838/x
  3. Step 3: Cross multiply
    18,168,941.16x = 25,068,828.07 × 10,327,838
  4. Step 4: Simplify right side
    18,168,941.16x = 258,906,795,105,173.47
  5. Step 5: Solve for x
    x = 258,906,795,105,173.47/18,168,941.16
  6. Step 6: Final answer
    x = 14,249,966.08

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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.