Home / 7,000,946.80-10,500,124.20-1,951,212.40

Finding the Fourth Proportional to 7,000,946.80, 10,500,124.20 and 1,951,212.40

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Solution

The fourth proportional to 7,000,946.80, 10,500,124.20 and 1,951,212.40 is: 2,926,457.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,000,946.80 : 10,500,124.20 = 1,951,212.40 : x
  2. Step 2: Convert to fraction form
    7,000,946.80/10,500,124.20 = 1,951,212.40/x
  3. Step 3: Cross multiply
    7,000,946.80x = 10,500,124.20 × 1,951,212.40
  4. Step 4: Simplify right side
    7,000,946.80x = 20,487,972,540,580.08
  5. Step 5: Solve for x
    x = 20,487,972,540,580.08/7,000,946.80
  6. Step 6: Final answer
    x = 2,926,457.40

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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.