Home / 30,595,421.70-45,893,132.55-16,990,532.10

Finding the Fourth Proportional to 30,595,421.70, 45,893,132.55 and 16,990,532.10

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Solution

The fourth proportional to 30,595,421.70, 45,893,132.55 and 16,990,532.10 is: 25,485,798.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,595,421.70 : 45,893,132.55 = 16,990,532.10 : x
  2. Step 2: Convert to fraction form
    30,595,421.70/45,893,132.55 = 16,990,532.10/x
  3. Step 3: Cross multiply
    30,595,421.70x = 45,893,132.55 × 16,990,532.10
  4. Step 4: Simplify right side
    30,595,421.70x = 779,748,741,760,329.88
  5. Step 5: Solve for x
    x = 779,748,741,760,329.88/30,595,421.70
  6. Step 6: Final answer
    x = 25,485,798.15

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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.