Home / 7,000,948.80-10,500,645.60-5,736,571.20

Finding the Fourth Proportional to 7,000,948.80, 10,500,645.60 and 5,736,571.20

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Solution

The fourth proportional to 7,000,948.80, 10,500,645.60 and 5,736,571.20 is: 8,604,219.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,000,948.80 : 10,500,645.60 = 5,736,571.20 : x
  2. Step 2: Convert to fraction form
    7,000,948.80/10,500,645.60 = 5,736,571.20/x
  3. Step 3: Cross multiply
    7,000,948.80x = 10,500,645.60 × 5,736,571.20
  4. Step 4: Simplify right side
    7,000,948.80x = 60,237,701,130,366.72
  5. Step 5: Solve for x
    x = 60,237,701,130,366.72/7,000,948.80
  6. Step 6: Final answer
    x = 8,604,219.64

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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.