Home / 14,269,865.22-19,684,178.55-9,107,407.98

Finding the Fourth Proportional to 14,269,865.22, 19,684,178.55 and 9,107,407.98

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Solution

The fourth proportional to 14,269,865.22, 19,684,178.55 and 9,107,407.98 is: 12,562,966.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,269,865.22 : 19,684,178.55 = 9,107,407.98 : x
  2. Step 2: Convert to fraction form
    14,269,865.22/19,684,178.55 = 9,107,407.98/x
  3. Step 3: Cross multiply
    14,269,865.22x = 19,684,178.55 × 9,107,407.98
  4. Step 4: Simplify right side
    14,269,865.22x = 179,271,844,806,014.84
  5. Step 5: Solve for x
    x = 179,271,844,806,014.84/14,269,865.22
  6. Step 6: Final answer
    x = 12,562,966.93

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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.