Home / 18,683,851.86-25,783,127.73-10,954,041.30

Finding the Fourth Proportional to 18,683,851.86, 25,783,127.73 and 10,954,041.30

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Solution

The fourth proportional to 18,683,851.86, 25,783,127.73 and 10,954,041.30 is: 15,116,232.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,683,851.86 : 25,783,127.73 = 10,954,041.30 : x
  2. Step 2: Convert to fraction form
    18,683,851.86/25,783,127.73 = 10,954,041.30/x
  3. Step 3: Cross multiply
    18,683,851.86x = 25,783,127.73 × 10,954,041.30
  4. Step 4: Simplify right side
    18,683,851.86x = 282,429,445,997,595.25
  5. Step 5: Solve for x
    x = 282,429,445,997,595.25/18,683,851.86
  6. Step 6: Final answer
    x = 15,116,232.35

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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.