Home / 13,867,870.63-20,804,643.11-4,768,786.48

Finding the Fourth Proportional to 13,867,870.63, 20,804,643.11 and 4,768,786.48

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Solution

The fourth proportional to 13,867,870.63, 20,804,643.11 and 4,768,786.48 is: 7,154,155.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,867,870.63 : 20,804,643.11 = 4,768,786.48 : x
  2. Step 2: Convert to fraction form
    13,867,870.63/20,804,643.11 = 4,768,786.48/x
  3. Step 3: Cross multiply
    13,867,870.63x = 20,804,643.11 × 4,768,786.48
  4. Step 4: Simplify right side
    13,867,870.63x = 99,212,900,784,193.16
  5. Step 5: Solve for x
    x = 99,212,900,784,193.16/13,867,870.63
  6. Step 6: Final answer
    x = 7,154,155.34

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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.