Home / 18,144,207.77-25,038,995.81-9,995,445.77

Finding the Fourth Proportional to 18,144,207.77, 25,038,995.81 and 9,995,445.77

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Solution

The fourth proportional to 18,144,207.77, 25,038,995.81 and 9,995,445.77 is: 13,793,709.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,144,207.77 : 25,038,995.81 = 9,995,445.77 : x
  2. Step 2: Convert to fraction form
    18,144,207.77/25,038,995.81 = 9,995,445.77/x
  3. Step 3: Cross multiply
    18,144,207.77x = 25,038,995.81 × 9,995,445.77
  4. Step 4: Simplify right side
    18,144,207.77x = 250,275,924,578,940.03
  5. Step 5: Solve for x
    x = 250,275,924,578,940.03/18,144,207.77
  6. Step 6: Final answer
    x = 13,793,709.15

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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.