Home / 16,280,986.90-24,421,480.35-4,920,250.90

Finding the Fourth Proportional to 16,280,986.90, 24,421,480.35 and 4,920,250.90

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Solution

The fourth proportional to 16,280,986.90, 24,421,480.35 and 4,920,250.90 is: 7,380,376.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,280,986.90 : 24,421,480.35 = 4,920,250.90 : x
  2. Step 2: Convert to fraction form
    16,280,986.90/24,421,480.35 = 4,920,250.90/x
  3. Step 3: Cross multiply
    16,280,986.90x = 24,421,480.35 × 4,920,250.90
  4. Step 4: Simplify right side
    16,280,986.90x = 120,159,810,671,419.83
  5. Step 5: Solve for x
    x = 120,159,810,671,419.83/16,280,986.90
  6. Step 6: Final answer
    x = 7,380,376.35

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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.