Home / 13,038,087.60-19,575,793.80-7,369,383.60

Finding the Fourth Proportional to 13,038,087.60, 19,575,793.80 and 7,369,383.60

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Solution

The fourth proportional to 13,038,087.60, 19,575,793.80 and 7,369,383.60 is: 11,064,623.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,038,087.60 : 19,575,793.80 = 7,369,383.60 : x
  2. Step 2: Convert to fraction form
    13,038,087.60/19,575,793.80 = 7,369,383.60/x
  3. Step 3: Cross multiply
    13,038,087.60x = 19,575,793.80 × 7,369,383.60
  4. Step 4: Simplify right side
    13,038,087.60x = 144,261,533,786,701.69
  5. Step 5: Solve for x
    x = 144,261,533,786,701.69/13,038,087.60
  6. Step 6: Final answer
    x = 11,064,623.76

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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.