Home / 18,960,983.95-26,165,971.56-10,258,965.62

Finding the Fourth Proportional to 18,960,983.95, 26,165,971.56 and 10,258,965.62

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Solution

The fourth proportional to 18,960,983.95, 26,165,971.56 and 10,258,965.62 is: 14,157,271.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,960,983.95 : 26,165,971.56 = 10,258,965.62 : x
  2. Step 2: Convert to fraction form
    18,960,983.95/26,165,971.56 = 10,258,965.62/x
  3. Step 3: Cross multiply
    18,960,983.95x = 26,165,971.56 × 10,258,965.62
  4. Step 4: Simplify right side
    18,960,983.95x = 268,435,802,751,823.81
  5. Step 5: Solve for x
    x = 268,435,802,751,823.81/18,960,983.95
  6. Step 6: Final answer
    x = 14,157,271.77

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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.