Home / 14,009,071.20-21,013,606.80-11,617,586.70

Finding the Fourth Proportional to 14,009,071.20, 21,013,606.80 and 11,617,586.70

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Solution

The fourth proportional to 14,009,071.20, 21,013,606.80 and 11,617,586.70 is: 17,426,380.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,009,071.20 : 21,013,606.80 = 11,617,586.70 : x
  2. Step 2: Convert to fraction form
    14,009,071.20/21,013,606.80 = 11,617,586.70/x
  3. Step 3: Cross multiply
    14,009,071.20x = 21,013,606.80 × 11,617,586.70
  4. Step 4: Simplify right side
    14,009,071.20x = 244,127,398,878,709.56
  5. Step 5: Solve for x
    x = 244,127,398,878,709.56/14,009,071.20
  6. Step 6: Final answer
    x = 17,426,380.05

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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.