Home / 6,475,417.20-9,713,125.80-3,116,185.20

Finding the Fourth Proportional to 6,475,417.20, 9,713,125.80 and 3,116,185.20

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Solution

The fourth proportional to 6,475,417.20, 9,713,125.80 and 3,116,185.20 is: 4,674,277.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,475,417.20 : 9,713,125.80 = 3,116,185.20 : x
  2. Step 2: Convert to fraction form
    6,475,417.20/9,713,125.80 = 3,116,185.20/x
  3. Step 3: Cross multiply
    6,475,417.20x = 9,713,125.80 × 3,116,185.20
  4. Step 4: Simplify right side
    6,475,417.20x = 30,267,898,863,698.16
  5. Step 5: Solve for x
    x = 30,267,898,863,698.16/6,475,417.20
  6. Step 6: Final answer
    x = 4,674,277.80

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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.