Home / 20,163,050.40-30,244,575.60-6,699,878.40

Finding the Fourth Proportional to 20,163,050.40, 30,244,575.60 and 6,699,878.40

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Solution

The fourth proportional to 20,163,050.40, 30,244,575.60 and 6,699,878.40 is: 10,049,817.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,163,050.40 : 30,244,575.60 = 6,699,878.40 : x
  2. Step 2: Convert to fraction form
    20,163,050.40/30,244,575.60 = 6,699,878.40/x
  3. Step 3: Cross multiply
    20,163,050.40x = 30,244,575.60 × 6,699,878.40
  4. Step 4: Simplify right side
    20,163,050.40x = 202,634,978,779,607.06
  5. Step 5: Solve for x
    x = 202,634,978,779,607.06/20,163,050.40
  6. Step 6: Final answer
    x = 10,049,817.60

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1.5x scale

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.