Home / 13,114,737.60-19,672,106.40-4,139,289.60

Finding the Fourth Proportional to 13,114,737.60, 19,672,106.40 and 4,139,289.60

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Solution

The fourth proportional to 13,114,737.60, 19,672,106.40 and 4,139,289.60 is: 6,208,934.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,114,737.60 : 19,672,106.40 = 4,139,289.60 : x
  2. Step 2: Convert to fraction form
    13,114,737.60/19,672,106.40 = 4,139,289.60/x
  3. Step 3: Cross multiply
    13,114,737.60x = 19,672,106.40 × 4,139,289.60
  4. Step 4: Simplify right side
    13,114,737.60x = 81,428,545,431,613.44
  5. Step 5: Solve for x
    x = 81,428,545,431,613.44/13,114,737.60
  6. Step 6: Final answer
    x = 6,208,934.40

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.