Home / 13,314,905.91-19,973,497.35-4,678,255.67

Finding the Fourth Proportional to 13,314,905.91, 19,973,497.35 and 4,678,255.67

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Solution

The fourth proportional to 13,314,905.91, 19,973,497.35 and 4,678,255.67 is: 7,017,783.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,314,905.91 : 19,973,497.35 = 4,678,255.67 : x
  2. Step 2: Convert to fraction form
    13,314,905.91/19,973,497.35 = 4,678,255.67/x
  3. Step 3: Cross multiply
    13,314,905.91x = 19,973,497.35 × 4,678,255.67
  4. Step 4: Simplify right side
    13,314,905.91x = 93,441,127,127,500
  5. Step 5: Solve for x
    x = 93,441,127,127,500/13,314,905.91
  6. Step 6: Final answer
    x = 7,017,783.51

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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.