Home / 38,465,384.70-57,698,077.05-11,539,040.70

Finding the Fourth Proportional to 38,465,384.70, 57,698,077.05 and 11,539,040.70

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Solution

The fourth proportional to 38,465,384.70, 57,698,077.05 and 11,539,040.70 is: 17,308,561.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,465,384.70 : 57,698,077.05 = 11,539,040.70 : x
  2. Step 2: Convert to fraction form
    38,465,384.70/57,698,077.05 = 11,539,040.70/x
  3. Step 3: Cross multiply
    38,465,384.70x = 57,698,077.05 × 11,539,040.70
  4. Step 4: Simplify right side
    38,465,384.70x = 665,780,459,391,685.88
  5. Step 5: Solve for x
    x = 665,780,459,391,685.88/38,465,384.70
  6. Step 6: Final answer
    x = 17,308,561.05

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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.