Home / 11,130,556.56-16,674,091.20-7,671,681.60

Finding the Fourth Proportional to 11,130,556.56, 16,674,091.20 and 7,671,681.60

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Solution

The fourth proportional to 11,130,556.56, 16,674,091.20 and 7,671,681.60 is: 11,492,535.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,130,556.56 : 16,674,091.20 = 7,671,681.60 : x
  2. Step 2: Convert to fraction form
    11,130,556.56/16,674,091.20 = 7,671,681.60/x
  3. Step 3: Cross multiply
    11,130,556.56x = 16,674,091.20 × 7,671,681.60
  4. Step 4: Simplify right side
    11,130,556.56x = 127,918,318,655,761.91
  5. Step 5: Solve for x
    x = 127,918,318,655,761.91/11,130,556.56
  6. Step 6: Final answer
    x = 11,492,535.70

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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.