Home / 20,000,468.76-30,000,484.35-4,854,400.26

Finding the Fourth Proportional to 20,000,468.76, 30,000,484.35 and 4,854,400.26

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Solution

The fourth proportional to 20,000,468.76, 30,000,484.35 and 4,854,400.26 is: 7,281,547.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,000,468.76 : 30,000,484.35 = 4,854,400.26 : x
  2. Step 2: Convert to fraction form
    20,000,468.76/30,000,484.35 = 4,854,400.26/x
  3. Step 3: Cross multiply
    20,000,468.76x = 30,000,484.35 × 4,854,400.26
  4. Step 4: Simplify right side
    20,000,468.76x = 145,634,359,028,765.94
  5. Step 5: Solve for x
    x = 145,634,359,028,765.94/20,000,468.76
  6. Step 6: Final answer
    x = 7,281,547.29

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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.