Home / 5,502,308.20-8,254,628.70-1,663,815.40

Finding the Fourth Proportional to 5,502,308.20, 8,254,628.70 and 1,663,815.40

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Solution

The fourth proportional to 5,502,308.20, 8,254,628.70 and 1,663,815.40 is: 2,496,075.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,502,308.20 : 8,254,628.70 = 1,663,815.40 : x
  2. Step 2: Convert to fraction form
    5,502,308.20/8,254,628.70 = 1,663,815.40/x
  3. Step 3: Cross multiply
    5,502,308.20x = 8,254,628.70 × 1,663,815.40
  4. Step 4: Simplify right side
    5,502,308.20x = 13,734,178,352,341.98
  5. Step 5: Solve for x
    x = 13,734,178,352,341.98/5,502,308.20
  6. Step 6: Final answer
    x = 2,496,075.80

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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.