Home / 19,935,000.10-29,893,642.80-7,800,430.60

Finding the Fourth Proportional to 19,935,000.10, 29,893,642.80 and 7,800,430.60

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Solution

The fourth proportional to 19,935,000.10, 29,893,642.80 and 7,800,430.60 is: 11,697,180.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,935,000.10 : 29,893,642.80 = 7,800,430.60 : x
  2. Step 2: Convert to fraction form
    19,935,000.10/29,893,642.80 = 7,800,430.60/x
  3. Step 3: Cross multiply
    19,935,000.10x = 29,893,642.80 × 7,800,430.60
  4. Step 4: Simplify right side
    19,935,000.10x = 233,183,286,042,589.69
  5. Step 5: Solve for x
    x = 233,183,286,042,589.69/19,935,000.10
  6. Step 6: Final answer
    x = 11,697,180.08

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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.