Home / 14,401,575.90-21,549,219.73-8,647,813.67

Finding the Fourth Proportional to 14,401,575.90, 21,549,219.73 and 8,647,813.67

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Solution

The fourth proportional to 14,401,575.90, 21,549,219.73 and 8,647,813.67 is: 12,939,808.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,401,575.90 : 21,549,219.73 = 8,647,813.67 : x
  2. Step 2: Convert to fraction form
    14,401,575.90/21,549,219.73 = 8,647,813.67/x
  3. Step 3: Cross multiply
    14,401,575.90x = 21,549,219.73 × 8,647,813.67
  4. Step 4: Simplify right side
    14,401,575.90x = 186,353,636,878,206.03
  5. Step 5: Solve for x
    x = 186,353,636,878,206.03/14,401,575.90
  6. Step 6: Final answer
    x = 12,939,808.68

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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.