Home / 30,750,939.98-42,437,182.91-17,000,789.84

Finding the Fourth Proportional to 30,750,939.98, 42,437,182.91 and 17,000,789.84

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Solution

The fourth proportional to 30,750,939.98, 42,437,182.91 and 17,000,789.84 is: 23,461,579.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,750,939.98 : 42,437,182.91 = 17,000,789.84 : x
  2. Step 2: Convert to fraction form
    30,750,939.98/42,437,182.91 = 17,000,789.84/x
  3. Step 3: Cross multiply
    30,750,939.98x = 42,437,182.91 × 17,000,789.84
  4. Step 4: Simplify right side
    30,750,939.98x = 721,465,628,298,627
  5. Step 5: Solve for x
    x = 721,465,628,298,627/30,750,939.98
  6. Step 6: Final answer
    x = 23,461,579.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.