Home / 5,205,317.68-7,183,336.80-2,913,477.76

Finding the Fourth Proportional to 5,205,317.68, 7,183,336.80 and 2,913,477.76

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Solution

The fourth proportional to 5,205,317.68, 7,183,336.80 and 2,913,477.76 is: 4,020,598.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,205,317.68 : 7,183,336.80 = 2,913,477.76 : x
  2. Step 2: Convert to fraction form
    5,205,317.68/7,183,336.80 = 2,913,477.76/x
  3. Step 3: Cross multiply
    5,205,317.68x = 7,183,336.80 × 2,913,477.76
  4. Step 4: Simplify right side
    5,205,317.68x = 20,928,492,009,389.57
  5. Step 5: Solve for x
    x = 20,928,492,009,389.57/5,205,317.68
  6. Step 6: Final answer
    x = 4,020,598.41

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1.5x scale

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.