Home / 13,727,030.96-18,944,982.74-7,925,802.96

Finding the Fourth Proportional to 13,727,030.96, 18,944,982.74 and 7,925,802.96

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Solution

The fourth proportional to 13,727,030.96, 18,944,982.74 and 7,925,802.96 is: 10,938,578.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,727,030.96 : 18,944,982.74 = 7,925,802.96 : x
  2. Step 2: Convert to fraction form
    13,727,030.96/18,944,982.74 = 7,925,802.96/x
  3. Step 3: Cross multiply
    13,727,030.96x = 18,944,982.74 × 7,925,802.96
  4. Step 4: Simplify right side
    13,727,030.96x = 150,154,200,277,840.91
  5. Step 5: Solve for x
    x = 150,154,200,277,840.91/13,727,030.96
  6. Step 6: Final answer
    x = 10,938,578.10

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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.