Home / 10,457,409.24-14,432,936.81-8,712,311.22

Finding the Fourth Proportional to 10,457,409.24, 14,432,936.81 and 8,712,311.22

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Solution

The fourth proportional to 10,457,409.24, 14,432,936.81 and 8,712,311.22 is: 12,024,415.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,457,409.24 : 14,432,936.81 = 8,712,311.22 : x
  2. Step 2: Convert to fraction form
    10,457,409.24/14,432,936.81 = 8,712,311.22/x
  3. Step 3: Cross multiply
    10,457,409.24x = 14,432,936.81 × 8,712,311.22
  4. Step 4: Simplify right side
    10,457,409.24x = 125,744,237,263,752.45
  5. Step 5: Solve for x
    x = 125,744,237,263,752.45/10,457,409.24
  6. Step 6: Final answer
    x = 12,024,415.84

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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.