Home / 19,326,771.56-28,973,812.52-8,388,740.07

Finding the Fourth Proportional to 19,326,771.56, 28,973,812.52 and 8,388,740.07

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Solution

The fourth proportional to 19,326,771.56, 28,973,812.52 and 8,388,740.07 is: 12,576,015.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,326,771.56 : 28,973,812.52 = 8,388,740.07 : x
  2. Step 2: Convert to fraction form
    19,326,771.56/28,973,812.52 = 8,388,740.07/x
  3. Step 3: Cross multiply
    19,326,771.56x = 28,973,812.52 × 8,388,740.07
  4. Step 4: Simplify right side
    19,326,771.56x = 243,053,782,025,248
  5. Step 5: Solve for x
    x = 243,053,782,025,248/19,326,771.56
  6. Step 6: Final answer
    x = 12,576,015.68

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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.