Home / 14,166,999.30-19,548,951.56-7,971,938.06

Finding the Fourth Proportional to 14,166,999.30, 19,548,951.56 and 7,971,938.06

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Solution

The fourth proportional to 14,166,999.30, 19,548,951.56 and 7,971,938.06 is: 11,000,426.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,166,999.30 : 19,548,951.56 = 7,971,938.06 : x
  2. Step 2: Convert to fraction form
    14,166,999.30/19,548,951.56 = 7,971,938.06/x
  3. Step 3: Cross multiply
    14,166,999.30x = 19,548,951.56 × 7,971,938.06
  4. Step 4: Simplify right side
    14,166,999.30x = 155,843,030,974,260.34
  5. Step 5: Solve for x
    x = 155,843,030,974,260.34/14,166,999.30
  6. Step 6: Final answer
    x = 11,000,426.25

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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.