Home / 65,953,346.18-98,930,860.65-17,430,780.56

Finding the Fourth Proportional to 65,953,346.18, 98,930,860.65 and 17,430,780.56

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Solution

The fourth proportional to 65,953,346.18, 98,930,860.65 and 17,430,780.56 is: 26,146,393.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,953,346.18 : 98,930,860.65 = 17,430,780.56 : x
  2. Step 2: Convert to fraction form
    65,953,346.18/98,930,860.65 = 17,430,780.56/x
  3. Step 3: Cross multiply
    65,953,346.18x = 98,930,860.65 × 17,430,780.56
  4. Step 4: Simplify right side
    65,953,346.18x = 1,724,442,122,107,434.75
  5. Step 5: Solve for x
    x = 1,724,442,122,107,434.75/65,953,346.18
  6. Step 6: Final answer
    x = 26,146,393.20

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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.