Home / 14,980,113.68-20,686,834.21-14,164,007.90

Finding the Fourth Proportional to 14,980,113.68, 20,686,834.21 and 14,164,007.90

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Solution

The fourth proportional to 14,980,113.68, 20,686,834.21 and 14,164,007.90 is: 19,559,830.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,980,113.68 : 20,686,834.21 = 14,164,007.90 : x
  2. Step 2: Convert to fraction form
    14,980,113.68/20,686,834.21 = 14,164,007.90/x
  3. Step 3: Cross multiply
    14,980,113.68x = 20,686,834.21 × 14,164,007.90
  4. Step 4: Simplify right side
    14,980,113.68x = 293,008,483,192,737.31
  5. Step 5: Solve for x
    x = 293,008,483,192,737.31/14,980,113.68
  6. Step 6: Final answer
    x = 19,559,830.41

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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.