Home / 12,688,025.37-17,509,492.76-6,886,808.34

Finding the Fourth Proportional to 12,688,025.37, 17,509,492.76 and 6,886,808.34

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Solution

The fourth proportional to 12,688,025.37, 17,509,492.76 and 6,886,808.34 is: 9,503,805.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,688,025.37 : 17,509,492.76 = 6,886,808.34 : x
  2. Step 2: Convert to fraction form
    12,688,025.37/17,509,492.76 = 6,886,808.34/x
  3. Step 3: Cross multiply
    12,688,025.37x = 17,509,492.76 × 6,886,808.34
  4. Step 4: Simplify right side
    12,688,025.37x = 120,584,520,734,303.56
  5. Step 5: Solve for x
    x = 120,584,520,734,303.56/12,688,025.37
  6. Step 6: Final answer
    x = 9,503,805.14

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.