Home / 14,007,511.43-21,011,910.93-4,291,427.67

Finding the Fourth Proportional to 14,007,511.43, 21,011,910.93 and 4,291,427.67

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Solution

The fourth proportional to 14,007,511.43, 21,011,910.93 and 4,291,427.67 is: 6,437,338.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,007,511.43 : 21,011,910.93 = 4,291,427.67 : x
  2. Step 2: Convert to fraction form
    14,007,511.43/21,011,910.93 = 4,291,427.67/x
  3. Step 3: Cross multiply
    14,007,511.43x = 21,011,910.93 × 4,291,427.67
  4. Step 4: Simplify right side
    14,007,511.43x = 90,171,095,964,577.44
  5. Step 5: Solve for x
    x = 90,171,095,964,577.44/14,007,511.43
  6. Step 6: Final answer
    x = 6,437,338.74

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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.