Home / 10,353,705.10-15,530,411.85-4,673,920.30

Finding the Fourth Proportional to 10,353,705.10, 15,530,411.85 and 4,673,920.30

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Solution

The fourth proportional to 10,353,705.10, 15,530,411.85 and 4,673,920.30 is: 7,010,814.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,353,705.10 : 15,530,411.85 = 4,673,920.30 : x
  2. Step 2: Convert to fraction form
    10,353,705.10/15,530,411.85 = 4,673,920.30/x
  3. Step 3: Cross multiply
    10,353,705.10x = 15,530,411.85 × 4,673,920.30
  4. Step 4: Simplify right side
    10,353,705.10x = 72,587,907,213,075.55
  5. Step 5: Solve for x
    x = 72,587,907,213,075.55/10,353,705.10
  6. Step 6: Final answer
    x = 7,010,814.63

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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.