Home / 13,000,511.55-19,500,767.33-6,623,219.55

Finding the Fourth Proportional to 13,000,511.55, 19,500,767.33 and 6,623,219.55

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Solution

The fourth proportional to 13,000,511.55, 19,500,767.33 and 6,623,219.55 is: 9,934,829.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,000,511.55 : 19,500,767.33 = 6,623,219.55 : x
  2. Step 2: Convert to fraction form
    13,000,511.55/19,500,767.33 = 6,623,219.55/x
  3. Step 3: Cross multiply
    13,000,511.55x = 19,500,767.33 × 6,623,219.55
  4. Step 4: Simplify right side
    13,000,511.55x = 129,157,863,386,941.19
  5. Step 5: Solve for x
    x = 129,157,863,386,941.19/13,000,511.55
  6. Step 6: Final answer
    x = 9,934,829.33

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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.