Home / 7,776,899.94-10,726,054.70-4,986,289.76

Finding the Fourth Proportional to 7,776,899.94, 10,726,054.70 and 4,986,289.76

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Solution

The fourth proportional to 7,776,899.94, 10,726,054.70 and 4,986,289.76 is: 6,877,189.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,776,899.94 : 10,726,054.70 = 4,986,289.76 : x
  2. Step 2: Convert to fraction form
    7,776,899.94/10,726,054.70 = 4,986,289.76/x
  3. Step 3: Cross multiply
    7,776,899.94x = 10,726,054.70 × 4,986,289.76
  4. Step 4: Simplify right side
    7,776,899.94x = 53,483,216,709,483.44
  5. Step 5: Solve for x
    x = 53,483,216,709,483.44/7,776,899.94
  6. Step 6: Final answer
    x = 6,877,189.77

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.