Home / 18,683,849.36-25,783,124.28-10,954,038.80

Finding the Fourth Proportional to 18,683,849.36, 25,783,124.28 and 10,954,038.80

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Solution

The fourth proportional to 18,683,849.36, 25,783,124.28 and 10,954,038.80 is: 15,116,228.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,683,849.36 : 25,783,124.28 = 10,954,038.80 : x
  2. Step 2: Convert to fraction form
    18,683,849.36/25,783,124.28 = 10,954,038.80/x
  3. Step 3: Cross multiply
    18,683,849.36x = 25,783,124.28 × 10,954,038.80
  4. Step 4: Simplify right side
    18,683,849.36x = 282,429,343,748,342.12
  5. Step 5: Solve for x
    x = 282,429,343,748,342.12/18,683,849.36
  6. Step 6: Final answer
    x = 15,116,228.90

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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.